Home / 88,417,242.72-132,004,182.76-67,558,515.62

Finding the Fourth Proportional to 88,417,242.72, 132,004,182.76 and 67,558,515.62

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Solution

The fourth proportional to 88,417,242.72, 132,004,182.76 and 67,558,515.62 is: 100,862,754.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,417,242.72 : 132,004,182.76 = 67,558,515.62 : x
  2. Step 2: Convert to fraction form
    88,417,242.72/132,004,182.76 = 67,558,515.62/x
  3. Step 3: Cross multiply
    88,417,242.72x = 132,004,182.76 × 67,558,515.62
  4. Step 4: Simplify right side
    88,417,242.72x = 8,918,006,642,067,876
  5. Step 5: Solve for x
    x = 8,918,006,642,067,876/88,417,242.72
  6. Step 6: Final answer
    x = 100,862,754.46

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.