Home / 224,352.80-336,531.32-66,581.28

Finding the Fourth Proportional to 224,352.80, 336,531.32 and 66,581.28

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Solution

The fourth proportional to 224,352.80, 336,531.32 and 66,581.28 is: 99,872.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,352.80 : 336,531.32 = 66,581.28 : x
  2. Step 2: Convert to fraction form
    224,352.80/336,531.32 = 66,581.28/x
  3. Step 3: Cross multiply
    224,352.80x = 336,531.32 × 66,581.28
  4. Step 4: Simplify right side
    224,352.80x = 22,406,686,045.69
  5. Step 5: Solve for x
    x = 22,406,686,045.69/224,352.80
  6. Step 6: Final answer
    x = 99,872.55

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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.