Home / 141,572.73-212,432.88-57,395.10

Finding the Fourth Proportional to 141,572.73, 212,432.88 and 57,395.10

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Solution

The fourth proportional to 141,572.73, 212,432.88 and 57,395.10 is: 86,122.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,572.73 : 212,432.88 = 57,395.10 : x
  2. Step 2: Convert to fraction form
    141,572.73/212,432.88 = 57,395.10/x
  3. Step 3: Cross multiply
    141,572.73x = 212,432.88 × 57,395.10
  4. Step 4: Simplify right side
    141,572.73x = 12,192,606,390.89
  5. Step 5: Solve for x
    x = 12,192,606,390.89/141,572.73
  6. Step 6: Final answer
    x = 86,122.56

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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.