Home / 88,220.40-132,387.30-48,805.80

Finding the Fourth Proportional to 88,220.40, 132,387.30 and 48,805.80

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Solution

The fourth proportional to 88,220.40, 132,387.30 and 48,805.80 is: 73,240.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,220.40 : 132,387.30 = 48,805.80 : x
  2. Step 2: Convert to fraction form
    88,220.40/132,387.30 = 48,805.80/x
  3. Step 3: Cross multiply
    88,220.40x = 132,387.30 × 48,805.80
  4. Step 4: Simplify right side
    88,220.40x = 6,461,268,086.34
  5. Step 5: Solve for x
    x = 6,461,268,086.34/88,220.40
  6. Step 6: Final answer
    x = 73,240.07

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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.