Home / 240,078.68-331,311.12-132,646.04

Finding the Fourth Proportional to 240,078.68, 331,311.12 and 132,646.04

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Solution

The fourth proportional to 240,078.68, 331,311.12 and 132,646.04 is: 183,052.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,078.68 : 331,311.12 = 132,646.04 : x
  2. Step 2: Convert to fraction form
    240,078.68/331,311.12 = 132,646.04/x
  3. Step 3: Cross multiply
    240,078.68x = 331,311.12 × 132,646.04
  4. Step 4: Simplify right side
    240,078.68x = 43,947,108,075.96
  5. Step 5: Solve for x
    x = 43,947,108,075.96/240,078.68
  6. Step 6: Final answer
    x = 183,052.94

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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.