Home / 141,722.64-212,438.12-62,874

Finding the Fourth Proportional to 141,722.64, 212,438.12 and 62,874

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Solution

The fourth proportional to 141,722.64, 212,438.12 and 62,874 is: 94,246.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,722.64 : 212,438.12 = 62,874 : x
  2. Step 2: Convert to fraction form
    141,722.64/212,438.12 = 62,874/x
  3. Step 3: Cross multiply
    141,722.64x = 212,438.12 × 62,874
  4. Step 4: Simplify right side
    141,722.64x = 13,356,834,356.88
  5. Step 5: Solve for x
    x = 13,356,834,356.88/141,722.64
  6. Step 6: Final answer
    x = 94,246.30

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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.