Home / 141,957.20-212,492.82-104,559.50

Finding the Fourth Proportional to 141,957.20, 212,492.82 and 104,559.50

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Solution

The fourth proportional to 141,957.20, 212,492.82 and 104,559.50 is: 156,512.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,957.20 : 212,492.82 = 104,559.50 : x
  2. Step 2: Convert to fraction form
    141,957.20/212,492.82 = 104,559.50/x
  3. Step 3: Cross multiply
    141,957.20x = 212,492.82 × 104,559.50
  4. Step 4: Simplify right side
    141,957.20x = 22,218,143,012.79
  5. Step 5: Solve for x
    x = 22,218,143,012.79/141,957.20
  6. Step 6: Final answer
    x = 156,512.97

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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.