Home / 115,901.02-173,865.30-41,005.72

Finding the Fourth Proportional to 115,901.02, 173,865.30 and 41,005.72

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Solution

The fourth proportional to 115,901.02, 173,865.30 and 41,005.72 is: 61,513.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,901.02 : 173,865.30 = 41,005.72 : x
  2. Step 2: Convert to fraction form
    115,901.02/173,865.30 = 41,005.72/x
  3. Step 3: Cross multiply
    115,901.02x = 173,865.30 × 41,005.72
  4. Step 4: Simplify right side
    115,901.02x = 7,129,471,809.52
  5. Step 5: Solve for x
    x = 7,129,471,809.52/115,901.02
  6. Step 6: Final answer
    x = 61,513.45

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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.