Home / 133,651.62-200,428.02-113,654.34

Finding the Fourth Proportional to 133,651.62, 200,428.02 and 113,654.34

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Solution

The fourth proportional to 133,651.62, 200,428.02 and 113,654.34 is: 170,439.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,651.62 : 200,428.02 = 113,654.34 : x
  2. Step 2: Convert to fraction form
    133,651.62/200,428.02 = 113,654.34/x
  3. Step 3: Cross multiply
    133,651.62x = 200,428.02 × 113,654.34
  4. Step 4: Simplify right side
    133,651.62x = 22,779,514,330.61
  5. Step 5: Solve for x
    x = 22,779,514,330.61/133,651.62
  6. Step 6: Final answer
    x = 170,439.49

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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.