Home / 124,824.80-187,237.20-82,834.40

Finding the Fourth Proportional to 124,824.80, 187,237.20 and 82,834.40

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Solution

The fourth proportional to 124,824.80, 187,237.20 and 82,834.40 is: 124,251.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,824.80 : 187,237.20 = 82,834.40 : x
  2. Step 2: Convert to fraction form
    124,824.80/187,237.20 = 82,834.40/x
  3. Step 3: Cross multiply
    124,824.80x = 187,237.20 × 82,834.40
  4. Step 4: Simplify right side
    124,824.80x = 15,509,681,119.68
  5. Step 5: Solve for x
    x = 15,509,681,119.68/124,824.80
  6. Step 6: Final answer
    x = 124,251.60

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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.