Home / 141,931.11-212,897.50-42,092.13

Finding the Fourth Proportional to 141,931.11, 212,897.50 and 42,092.13

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Solution

The fourth proportional to 141,931.11, 212,897.50 and 42,092.13 is: 63,138.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,931.11 : 212,897.50 = 42,092.13 : x
  2. Step 2: Convert to fraction form
    141,931.11/212,897.50 = 42,092.13/x
  3. Step 3: Cross multiply
    141,931.11x = 212,897.50 × 42,092.13
  4. Step 4: Simplify right side
    141,931.11x = 8,961,309,246.68
  5. Step 5: Solve for x
    x = 8,961,309,246.68/141,931.11
  6. Step 6: Final answer
    x = 63,138.44

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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.