Home / 149,089.40-223,634.10-132,759.80

Finding the Fourth Proportional to 149,089.40, 223,634.10 and 132,759.80

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Solution

The fourth proportional to 149,089.40, 223,634.10 and 132,759.80 is: 199,139.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,089.40 : 223,634.10 = 132,759.80 : x
  2. Step 2: Convert to fraction form
    149,089.40/223,634.10 = 132,759.80/x
  3. Step 3: Cross multiply
    149,089.40x = 223,634.10 × 132,759.80
  4. Step 4: Simplify right side
    149,089.40x = 29,689,618,389.18
  5. Step 5: Solve for x
    x = 29,689,618,389.18/149,089.40
  6. Step 6: Final answer
    x = 199,139.70

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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.