Home / 121,562.68-182,425.47-42,677.14

Finding the Fourth Proportional to 121,562.68, 182,425.47 and 42,677.14

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Solution

The fourth proportional to 121,562.68, 182,425.47 and 42,677.14 is: 64,044.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,562.68 : 182,425.47 = 42,677.14 : x
  2. Step 2: Convert to fraction form
    121,562.68/182,425.47 = 42,677.14/x
  3. Step 3: Cross multiply
    121,562.68x = 182,425.47 × 42,677.14
  4. Step 4: Simplify right side
    121,562.68x = 7,785,397,322.76
  5. Step 5: Solve for x
    x = 7,785,397,322.76/121,562.68
  6. Step 6: Final answer
    x = 64,044.30

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1.5x scale

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.