Home / 141,943.59-212,972.19-57,710.22

Finding the Fourth Proportional to 141,943.59, 212,972.19 and 57,710.22

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Solution

The fourth proportional to 141,943.59, 212,972.19 and 57,710.22 is: 86,588.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,943.59 : 212,972.19 = 57,710.22 : x
  2. Step 2: Convert to fraction form
    141,943.59/212,972.19 = 57,710.22/x
  3. Step 3: Cross multiply
    141,943.59x = 212,972.19 × 57,710.22
  4. Step 4: Simplify right side
    141,943.59x = 12,290,672,121.69
  5. Step 5: Solve for x
    x = 12,290,672,121.69/141,943.59
  6. Step 6: Final answer
    x = 86,588.43

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1.5x scale

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.