Home / 176,022.41-243,044.03-108,132.47

Finding the Fourth Proportional to 176,022.41, 243,044.03 and 108,132.47

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Solution

The fourth proportional to 176,022.41, 243,044.03 and 108,132.47 is: 149,304.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,022.41 : 243,044.03 = 108,132.47 : x
  2. Step 2: Convert to fraction form
    176,022.41/243,044.03 = 108,132.47/x
  3. Step 3: Cross multiply
    176,022.41x = 243,044.03 × 108,132.47
  4. Step 4: Simplify right side
    176,022.41x = 26,280,949,526.77
  5. Step 5: Solve for x
    x = 26,280,949,526.77/176,022.41
  6. Step 6: Final answer
    x = 149,304.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.