Home / 118,158.25-177,138.02-48,087.85

Finding the Fourth Proportional to 118,158.25, 177,138.02 and 48,087.85

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Solution

The fourth proportional to 118,158.25, 177,138.02 and 48,087.85 is: 72,091.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,158.25 : 177,138.02 = 48,087.85 : x
  2. Step 2: Convert to fraction form
    118,158.25/177,138.02 = 48,087.85/x
  3. Step 3: Cross multiply
    118,158.25x = 177,138.02 × 48,087.85
  4. Step 4: Simplify right side
    118,158.25x = 8,518,186,294.62
  5. Step 5: Solve for x
    x = 8,518,186,294.62/118,158.25
  6. Step 6: Final answer
    x = 72,091.34

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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.