Home / 141,800.72-212,720.52-62,913.20

Finding the Fourth Proportional to 141,800.72, 212,720.52 and 62,913.20

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Solution

The fourth proportional to 141,800.72, 212,720.52 and 62,913.20 is: 94,378.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,800.72 : 212,720.52 = 62,913.20 : x
  2. Step 2: Convert to fraction form
    141,800.72/212,720.52 = 62,913.20/x
  3. Step 3: Cross multiply
    141,800.72x = 212,720.52 × 62,913.20
  4. Step 4: Simplify right side
    141,800.72x = 13,382,928,618.86
  5. Step 5: Solve for x
    x = 13,382,928,618.86/141,800.72
  6. Step 6: Final answer
    x = 94,378.43

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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.