Home / 118,723.70-177,999.15-48,566.90

Finding the Fourth Proportional to 118,723.70, 177,999.15 and 48,566.90

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Solution

The fourth proportional to 118,723.70, 177,999.15 and 48,566.90 is: 72,815.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,723.70 : 177,999.15 = 48,566.90 : x
  2. Step 2: Convert to fraction form
    118,723.70/177,999.15 = 48,566.90/x
  3. Step 3: Cross multiply
    118,723.70x = 177,999.15 × 48,566.90
  4. Step 4: Simplify right side
    118,723.70x = 8,644,866,918.14
  5. Step 5: Solve for x
    x = 8,644,866,918.14/118,723.70
  6. Step 6: Final answer
    x = 72,815.01

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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.