Home / 141,607.41-212,542.38-71,535.93

Finding the Fourth Proportional to 141,607.41, 212,542.38 and 71,535.93

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Solution

The fourth proportional to 141,607.41, 212,542.38 and 71,535.93 is: 107,370.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,607.41 : 212,542.38 = 71,535.93 : x
  2. Step 2: Convert to fraction form
    141,607.41/212,542.38 = 71,535.93/x
  3. Step 3: Cross multiply
    141,607.41x = 212,542.38 × 71,535.93
  4. Step 4: Simplify right side
    141,607.41x = 15,204,416,817.71
  5. Step 5: Solve for x
    x = 15,204,416,817.71/141,607.41
  6. Step 6: Final answer
    x = 107,370.21

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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.