Home / 133,478.20-200,158.26-39,966.52

Finding the Fourth Proportional to 133,478.20, 200,158.26 and 39,966.52

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Solution

The fourth proportional to 133,478.20, 200,158.26 and 39,966.52 is: 59,932.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,478.20 : 200,158.26 = 39,966.52 : x
  2. Step 2: Convert to fraction form
    133,478.20/200,158.26 = 39,966.52/x
  3. Step 3: Cross multiply
    133,478.20x = 200,158.26 × 39,966.52
  4. Step 4: Simplify right side
    133,478.20x = 7,999,629,101.46
  5. Step 5: Solve for x
    x = 7,999,629,101.46/133,478.20
  6. Step 6: Final answer
    x = 59,932.10

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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.