Home / 149,023.40-223,535.10-132,434.60

Finding the Fourth Proportional to 149,023.40, 223,535.10 and 132,434.60

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Solution

The fourth proportional to 149,023.40, 223,535.10 and 132,434.60 is: 198,651.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,023.40 : 223,535.10 = 132,434.60 : x
  2. Step 2: Convert to fraction form
    149,023.40/223,535.10 = 132,434.60/x
  3. Step 3: Cross multiply
    149,023.40x = 223,535.10 × 132,434.60
  4. Step 4: Simplify right side
    149,023.40x = 29,603,781,554.46
  5. Step 5: Solve for x
    x = 29,603,781,554.46/149,023.40
  6. Step 6: Final answer
    x = 198,651.90

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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.