Home / 62,445.28-86,175.76-34,152.80

Finding the Fourth Proportional to 62,445.28, 86,175.76 and 34,152.80

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Solution

The fourth proportional to 62,445.28, 86,175.76 and 34,152.80 is: 47,131.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,445.28 : 86,175.76 = 34,152.80 : x
  2. Step 2: Convert to fraction form
    62,445.28/86,175.76 = 34,152.80/x
  3. Step 3: Cross multiply
    62,445.28x = 86,175.76 × 34,152.80
  4. Step 4: Simplify right side
    62,445.28x = 2,943,143,496.13
  5. Step 5: Solve for x
    x = 2,943,143,496.13/62,445.28
  6. Step 6: Final answer
    x = 47,131.56

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1.5x scale

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.