Home / 176,002.47-243,083.87-119,315.43

Finding the Fourth Proportional to 176,002.47, 243,083.87 and 119,315.43

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Solution

The fourth proportional to 176,002.47, 243,083.87 and 119,315.43 is: 164,791.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,002.47 : 243,083.87 = 119,315.43 : x
  2. Step 2: Convert to fraction form
    176,002.47/243,083.87 = 119,315.43/x
  3. Step 3: Cross multiply
    176,002.47x = 243,083.87 × 119,315.43
  4. Step 4: Simplify right side
    176,002.47x = 29,003,656,325.97
  5. Step 5: Solve for x
    x = 29,003,656,325.97/176,002.47
  6. Step 6: Final answer
    x = 164,791.19

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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.