Home / 87,985,491.13-132,001,237.34-51,061,886.18

Finding the Fourth Proportional to 87,985,491.13, 132,001,237.34 and 51,061,886.18

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Solution

The fourth proportional to 87,985,491.13, 132,001,237.34 and 51,061,886.18 is: 76,606,177.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,985,491.13 : 132,001,237.34 = 51,061,886.18 : x
  2. Step 2: Convert to fraction form
    87,985,491.13/132,001,237.34 = 51,061,886.18/x
  3. Step 3: Cross multiply
    87,985,491.13x = 132,001,237.34 × 51,061,886.18
  4. Step 4: Simplify right side
    87,985,491.13x = 6,740,232,155,758,930
  5. Step 5: Solve for x
    x = 6,740,232,155,758,930/87,985,491.13
  6. Step 6: Final answer
    x = 76,606,177.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.