Home / 88,220,187.10-132,141,323.85-73,103,643.10

Finding the Fourth Proportional to 88,220,187.10, 132,141,323.85 and 73,103,643.10

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Solution

The fourth proportional to 88,220,187.10, 132,141,323.85 and 73,103,643.10 is: 109,498,885.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,220,187.10 : 132,141,323.85 = 73,103,643.10 : x
  2. Step 2: Convert to fraction form
    88,220,187.10/132,141,323.85 = 73,103,643.10/x
  3. Step 3: Cross multiply
    88,220,187.10x = 132,141,323.85 × 73,103,643.10
  4. Step 4: Simplify right side
    88,220,187.10x = 9,660,012,177,491,916
  5. Step 5: Solve for x
    x = 9,660,012,177,491,916/88,220,187.10
  6. Step 6: Final answer
    x = 109,498,885.63

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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.