Home / 83,037.60-124,556.40-40,925.70

Finding the Fourth Proportional to 83,037.60, 124,556.40 and 40,925.70

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Solution

The fourth proportional to 83,037.60, 124,556.40 and 40,925.70 is: 61,388.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,037.60 : 124,556.40 = 40,925.70 : x
  2. Step 2: Convert to fraction form
    83,037.60/124,556.40 = 40,925.70/x
  3. Step 3: Cross multiply
    83,037.60x = 124,556.40 × 40,925.70
  4. Step 4: Simplify right side
    83,037.60x = 5,097,557,859.48
  5. Step 5: Solve for x
    x = 5,097,557,859.48/83,037.60
  6. Step 6: Final answer
    x = 61,388.55

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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.