Home / 144,338.76-216,508.41-55,634.04

Finding the Fourth Proportional to 144,338.76, 216,508.41 and 55,634.04

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Solution

The fourth proportional to 144,338.76, 216,508.41 and 55,634.04 is: 83,451.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,338.76 : 216,508.41 = 55,634.04 : x
  2. Step 2: Convert to fraction form
    144,338.76/216,508.41 = 55,634.04/x
  3. Step 3: Cross multiply
    144,338.76x = 216,508.41 × 55,634.04
  4. Step 4: Simplify right side
    144,338.76x = 12,045,237,542.28
  5. Step 5: Solve for x
    x = 12,045,237,542.28/144,338.76
  6. Step 6: Final answer
    x = 83,451.16

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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.