Home / 118,389.97-177,655.02-43,562.66

Finding the Fourth Proportional to 118,389.97, 177,655.02 and 43,562.66

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Solution

The fourth proportional to 118,389.97, 177,655.02 and 43,562.66 is: 65,369.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,389.97 : 177,655.02 = 43,562.66 : x
  2. Step 2: Convert to fraction form
    118,389.97/177,655.02 = 43,562.66/x
  3. Step 3: Cross multiply
    118,389.97x = 177,655.02 × 43,562.66
  4. Step 4: Simplify right side
    118,389.97x = 7,739,125,233.55
  5. Step 5: Solve for x
    x = 7,739,125,233.55/118,389.97
  6. Step 6: Final answer
    x = 65,369.77

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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.