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Finding the Fourth Proportional to 149,726.40, 224,593.20 and 44,548.80

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Solution

The fourth proportional to 149,726.40, 224,593.20 and 44,548.80 is: 66,824.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,726.40 : 224,593.20 = 44,548.80 : x
  2. Step 2: Convert to fraction form
    149,726.40/224,593.20 = 44,548.80/x
  3. Step 3: Cross multiply
    149,726.40x = 224,593.20 × 44,548.80
  4. Step 4: Simplify right side
    149,726.40x = 10,005,357,548.16
  5. Step 5: Solve for x
    x = 10,005,357,548.16/149,726.40
  6. Step 6: Final answer
    x = 66,824.27

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1.5x scale

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.