Home / 144,557.10-216,835.65-100,233.90

Finding the Fourth Proportional to 144,557.10, 216,835.65 and 100,233.90

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Solution

The fourth proportional to 144,557.10, 216,835.65 and 100,233.90 is: 150,350.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,557.10 : 216,835.65 = 100,233.90 : x
  2. Step 2: Convert to fraction form
    144,557.10/216,835.65 = 100,233.90/x
  3. Step 3: Cross multiply
    144,557.10x = 216,835.65 × 100,233.90
  4. Step 4: Simplify right side
    144,557.10x = 21,734,282,858.54
  5. Step 5: Solve for x
    x = 21,734,282,858.54/144,557.10
  6. Step 6: Final answer
    x = 150,350.85

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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.