Home / 112,125,612.90-168,156,926.55-35,472,137.70

Finding the Fourth Proportional to 112,125,612.90, 168,156,926.55 and 35,472,137.70

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Solution

The fourth proportional to 112,125,612.90, 168,156,926.55 and 35,472,137.70 is: 53,198,243.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,125,612.90 : 168,156,926.55 = 35,472,137.70 : x
  2. Step 2: Convert to fraction form
    112,125,612.90/168,156,926.55 = 35,472,137.70/x
  3. Step 3: Cross multiply
    112,125,612.90x = 168,156,926.55 × 35,472,137.70
  4. Step 4: Simplify right side
    112,125,612.90x = 5,964,885,653,790,387
  5. Step 5: Solve for x
    x = 5,964,885,653,790,387/112,125,612.90
  6. Step 6: Final answer
    x = 53,198,243.47

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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.