Home / 115,508,645.72-173,173,040.22-57,176,076.68

Finding the Fourth Proportional to 115,508,645.72, 173,173,040.22 and 57,176,076.68

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Solution

The fourth proportional to 115,508,645.72, 173,173,040.22 and 57,176,076.68 is: 85,719,601.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,508,645.72 : 173,173,040.22 = 57,176,076.68 : x
  2. Step 2: Convert to fraction form
    115,508,645.72/173,173,040.22 = 57,176,076.68/x
  3. Step 3: Cross multiply
    115,508,645.72x = 173,173,040.22 × 57,176,076.68
  4. Step 4: Simplify right side
    115,508,645.72x = 9,901,355,026,527,444
  5. Step 5: Solve for x
    x = 9,901,355,026,527,444/115,508,645.72
  6. Step 6: Final answer
    x = 85,719,601.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.