Home / 144,062.46-216,077.49-55,253.66

Finding the Fourth Proportional to 144,062.46, 216,077.49 and 55,253.66

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Solution

The fourth proportional to 144,062.46, 216,077.49 and 55,253.66 is: 82,874.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,062.46 : 216,077.49 = 55,253.66 : x
  2. Step 2: Convert to fraction form
    144,062.46/216,077.49 = 55,253.66/x
  3. Step 3: Cross multiply
    144,062.46x = 216,077.49 × 55,253.66
  4. Step 4: Simplify right side
    144,062.46x = 11,939,072,166.11
  5. Step 5: Solve for x
    x = 11,939,072,166.11/144,062.46
  6. Step 6: Final answer
    x = 82,874.28

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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.