Home / 79,913.32-119,838.82-29,966.20

Finding the Fourth Proportional to 79,913.32, 119,838.82 and 29,966.20

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Solution

The fourth proportional to 79,913.32, 119,838.82 and 29,966.20 is: 44,937.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,913.32 : 119,838.82 = 29,966.20 : x
  2. Step 2: Convert to fraction form
    79,913.32/119,838.82 = 29,966.20/x
  3. Step 3: Cross multiply
    79,913.32x = 119,838.82 × 29,966.20
  4. Step 4: Simplify right side
    79,913.32x = 3,591,114,047.88
  5. Step 5: Solve for x
    x = 3,591,114,047.88/79,913.32
  6. Step 6: Final answer
    x = 44,937.62

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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.