Home / 83,283.40-124,925.10-50,105.80

Finding the Fourth Proportional to 83,283.40, 124,925.10 and 50,105.80

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Solution

The fourth proportional to 83,283.40, 124,925.10 and 50,105.80 is: 75,158.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,283.40 : 124,925.10 = 50,105.80 : x
  2. Step 2: Convert to fraction form
    83,283.40/124,925.10 = 50,105.80/x
  3. Step 3: Cross multiply
    83,283.40x = 124,925.10 × 50,105.80
  4. Step 4: Simplify right side
    83,283.40x = 6,259,472,075.58
  5. Step 5: Solve for x
    x = 6,259,472,075.58/83,283.40
  6. Step 6: Final answer
    x = 75,158.70

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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.