Home / 113,261,306.82-156,312,596.25-69,234,077.17

Finding the Fourth Proportional to 113,261,306.82, 156,312,596.25 and 69,234,077.17

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Solution

The fourth proportional to 113,261,306.82, 156,312,596.25 and 69,234,077.17 is: 95,550,357.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,261,306.82 : 156,312,596.25 = 69,234,077.17 : x
  2. Step 2: Convert to fraction form
    113,261,306.82/156,312,596.25 = 69,234,077.17/x
  3. Step 3: Cross multiply
    113,261,306.82x = 156,312,596.25 × 69,234,077.17
  4. Step 4: Simplify right side
    113,261,306.82x = 10,822,158,351,415,552
  5. Step 5: Solve for x
    x = 10,822,158,351,415,552/113,261,306.82
  6. Step 6: Final answer
    x = 95,550,357.45

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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.