Home / 118,098.24-177,064.32-54,851.22

Finding the Fourth Proportional to 118,098.24, 177,064.32 and 54,851.22

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Solution

The fourth proportional to 118,098.24, 177,064.32 and 54,851.22 is: 82,238.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,098.24 : 177,064.32 = 54,851.22 : x
  2. Step 2: Convert to fraction form
    118,098.24/177,064.32 = 54,851.22/x
  3. Step 3: Cross multiply
    118,098.24x = 177,064.32 × 54,851.22
  4. Step 4: Simplify right side
    118,098.24x = 9,712,193,970.47
  5. Step 5: Solve for x
    x = 9,712,193,970.47/118,098.24
  6. Step 6: Final answer
    x = 82,238.26

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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.