Home / 175,977.28-242,861.52-100,524.16

Finding the Fourth Proportional to 175,977.28, 242,861.52 and 100,524.16

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Solution

The fourth proportional to 175,977.28, 242,861.52 and 100,524.16 is: 138,730.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,977.28 : 242,861.52 = 100,524.16 : x
  2. Step 2: Convert to fraction form
    175,977.28/242,861.52 = 100,524.16/x
  3. Step 3: Cross multiply
    175,977.28x = 242,861.52 × 100,524.16
  4. Step 4: Simplify right side
    175,977.28x = 24,413,450,294.32
  5. Step 5: Solve for x
    x = 24,413,450,294.32/175,977.28
  6. Step 6: Final answer
    x = 138,730.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.