Home / 83,965.74-125,925.23-27,810.24

Finding the Fourth Proportional to 83,965.74, 125,925.23 and 27,810.24

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Solution

The fourth proportional to 83,965.74, 125,925.23 and 27,810.24 is: 41,707.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,965.74 : 125,925.23 = 27,810.24 : x
  2. Step 2: Convert to fraction form
    83,965.74/125,925.23 = 27,810.24/x
  3. Step 3: Cross multiply
    83,965.74x = 125,925.23 × 27,810.24
  4. Step 4: Simplify right side
    83,965.74x = 3,502,010,729.30
  5. Step 5: Solve for x
    x = 3,502,010,729.30/83,965.74
  6. Step 6: Final answer
    x = 41,707.61

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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.