Home / 88,865.90-133,080.15-59,122.70

Finding the Fourth Proportional to 88,865.90, 133,080.15 and 59,122.70

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Solution

The fourth proportional to 88,865.90, 133,080.15 and 59,122.70 is: 88,538.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,865.90 : 133,080.15 = 59,122.70 : x
  2. Step 2: Convert to fraction form
    88,865.90/133,080.15 = 59,122.70/x
  3. Step 3: Cross multiply
    88,865.90x = 133,080.15 × 59,122.70
  4. Step 4: Simplify right side
    88,865.90x = 7,868,057,784.41
  5. Step 5: Solve for x
    x = 7,868,057,784.41/88,865.90
  6. Step 6: Final answer
    x = 88,538.55

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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.