Home / 104,295,343.52-143,934,848.72-68,951,742.19

Finding the Fourth Proportional to 104,295,343.52, 143,934,848.72 and 68,951,742.19

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Solution

The fourth proportional to 104,295,343.52, 143,934,848.72 and 68,951,742.19 is: 95,158,213.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,295,343.52 : 143,934,848.72 = 68,951,742.19 : x
  2. Step 2: Convert to fraction form
    104,295,343.52/143,934,848.72 = 68,951,742.19/x
  3. Step 3: Cross multiply
    104,295,343.52x = 143,934,848.72 × 68,951,742.19
  4. Step 4: Simplify right side
    104,295,343.52x = 9,924,558,581,098,092
  5. Step 5: Solve for x
    x = 9,924,558,581,098,092/104,295,343.52
  6. Step 6: Final answer
    x = 95,158,213.65

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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.