Home / 133,397.10-200,095.65-54,567.90

Finding the Fourth Proportional to 133,397.10, 200,095.65 and 54,567.90

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Solution

The fourth proportional to 133,397.10, 200,095.65 and 54,567.90 is: 81,851.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,397.10 : 200,095.65 = 54,567.90 : x
  2. Step 2: Convert to fraction form
    133,397.10/200,095.65 = 54,567.90/x
  3. Step 3: Cross multiply
    133,397.10x = 200,095.65 × 54,567.90
  4. Step 4: Simplify right side
    133,397.10x = 10,918,799,419.64
  5. Step 5: Solve for x
    x = 10,918,799,419.64/133,397.10
  6. Step 6: Final answer
    x = 81,851.85

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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.