Home / 149,578.20-224,489.70-148,411.80

Finding the Fourth Proportional to 149,578.20, 224,489.70 and 148,411.80

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Solution

The fourth proportional to 149,578.20, 224,489.70 and 148,411.80 is: 222,739.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,578.20 : 224,489.70 = 148,411.80 : x
  2. Step 2: Convert to fraction form
    149,578.20/224,489.70 = 148,411.80/x
  3. Step 3: Cross multiply
    149,578.20x = 224,489.70 × 148,411.80
  4. Step 4: Simplify right side
    149,578.20x = 33,316,920,458.46
  5. Step 5: Solve for x
    x = 33,316,920,458.46/149,578.20
  6. Step 6: Final answer
    x = 222,739.15

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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.