Home / 118,113.98-176,632.31-88,149.38

Finding the Fourth Proportional to 118,113.98, 176,632.31 and 88,149.38

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Solution

The fourth proportional to 118,113.98, 176,632.31 and 88,149.38 is: 131,822.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,113.98 : 176,632.31 = 88,149.38 : x
  2. Step 2: Convert to fraction form
    118,113.98/176,632.31 = 88,149.38/x
  3. Step 3: Cross multiply
    118,113.98x = 176,632.31 × 88,149.38
  4. Step 4: Simplify right side
    118,113.98x = 15,570,027,731.31
  5. Step 5: Solve for x
    x = 15,570,027,731.31/118,113.98
  6. Step 6: Final answer
    x = 131,822.06

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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.