Home / 52,040.64-71,756.64-41,430.72

Finding the Fourth Proportional to 52,040.64, 71,756.64 and 41,430.72

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Solution

The fourth proportional to 52,040.64, 71,756.64 and 41,430.72 is: 57,127.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,040.64 : 71,756.64 = 41,430.72 : x
  2. Step 2: Convert to fraction form
    52,040.64/71,756.64 = 41,430.72/x
  3. Step 3: Cross multiply
    52,040.64x = 71,756.64 × 41,430.72
  4. Step 4: Simplify right side
    52,040.64x = 2,972,929,259.98
  5. Step 5: Solve for x
    x = 2,972,929,259.98/52,040.64
  6. Step 6: Final answer
    x = 57,127.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.