Home / 89,815,527.36-123,944,706.48-52,142,187.36

Finding the Fourth Proportional to 89,815,527.36, 123,944,706.48 and 52,142,187.36

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Solution

The fourth proportional to 89,815,527.36, 123,944,706.48 and 52,142,187.36 is: 71,955,799.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,815,527.36 : 123,944,706.48 = 52,142,187.36 : x
  2. Step 2: Convert to fraction form
    89,815,527.36/123,944,706.48 = 52,142,187.36/x
  3. Step 3: Cross multiply
    89,815,527.36x = 123,944,706.48 × 52,142,187.36
  4. Step 4: Simplify right side
    89,815,527.36x = 6,462,748,107,560,366
  5. Step 5: Solve for x
    x = 6,462,748,107,560,366/89,815,527.36
  6. Step 6: Final answer
    x = 71,955,799.82

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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.