Home / 141,875.34-212,815.11-42,045.66

Finding the Fourth Proportional to 141,875.34, 212,815.11 and 42,045.66

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Solution

The fourth proportional to 141,875.34, 212,815.11 and 42,045.66 is: 63,069.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,875.34 : 212,815.11 = 42,045.66 : x
  2. Step 2: Convert to fraction form
    141,875.34/212,815.11 = 42,045.66/x
  3. Step 3: Cross multiply
    141,875.34x = 212,815.11 × 42,045.66
  4. Step 4: Simplify right side
    141,875.34x = 8,947,951,757.92
  5. Step 5: Solve for x
    x = 8,947,951,757.92/141,875.34
  6. Step 6: Final answer
    x = 63,069.11

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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.