Home / 94,154.22-129,932.24-56,428.47

Finding the Fourth Proportional to 94,154.22, 129,932.24 and 56,428.47

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Solution

The fourth proportional to 94,154.22, 129,932.24 and 56,428.47 is: 77,870.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,154.22 : 129,932.24 = 56,428.47 : x
  2. Step 2: Convert to fraction form
    94,154.22/129,932.24 = 56,428.47/x
  3. Step 3: Cross multiply
    94,154.22x = 129,932.24 × 56,428.47
  4. Step 4: Simplify right side
    94,154.22x = 7,331,877,224.73
  5. Step 5: Solve for x
    x = 7,331,877,224.73/94,154.22
  6. Step 6: Final answer
    x = 77,870.94

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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.