Home / 47,470.16-71,142.96-34,931.48

Finding the Fourth Proportional to 47,470.16, 71,142.96 and 34,931.48

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Solution

The fourth proportional to 47,470.16, 71,142.96 and 34,931.48 is: 52,351.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,470.16 : 71,142.96 = 34,931.48 : x
  2. Step 2: Convert to fraction form
    47,470.16/71,142.96 = 34,931.48/x
  3. Step 3: Cross multiply
    47,470.16x = 71,142.96 × 34,931.48
  4. Step 4: Simplify right side
    47,470.16x = 2,485,128,884.38
  5. Step 5: Solve for x
    x = 2,485,128,884.38/47,470.16
  6. Step 6: Final answer
    x = 52,351.39

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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.