Home / 149,395.20-224,092.80-148,358.40

Finding the Fourth Proportional to 149,395.20, 224,092.80 and 148,358.40

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Solution

The fourth proportional to 149,395.20, 224,092.80 and 148,358.40 is: 222,537.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,395.20 : 224,092.80 = 148,358.40 : x
  2. Step 2: Convert to fraction form
    149,395.20/224,092.80 = 148,358.40/x
  3. Step 3: Cross multiply
    149,395.20x = 224,092.80 × 148,358.40
  4. Step 4: Simplify right side
    149,395.20x = 33,246,049,259.52
  5. Step 5: Solve for x
    x = 33,246,049,259.52/149,395.20
  6. Step 6: Final answer
    x = 222,537.60

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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.