Home / 131,890,951.08-182,031,307.38-73,172,534.04

Finding the Fourth Proportional to 131,890,951.08, 182,031,307.38 and 73,172,534.04

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Solution

The fourth proportional to 131,890,951.08, 182,031,307.38 and 73,172,534.04 is: 100,990,188.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,890,951.08 : 182,031,307.38 = 73,172,534.04 : x
  2. Step 2: Convert to fraction form
    131,890,951.08/182,031,307.38 = 73,172,534.04/x
  3. Step 3: Cross multiply
    131,890,951.08x = 182,031,307.38 × 73,172,534.04
  4. Step 4: Simplify right side
    131,890,951.08x = 13,319,692,035,608,754
  5. Step 5: Solve for x
    x = 13,319,692,035,608,754/131,890,951.08
  6. Step 6: Final answer
    x = 100,990,188.69

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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.