Home / 83,709.43-125,574.47-27,535.12

Finding the Fourth Proportional to 83,709.43, 125,574.47 and 27,535.12

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Solution

The fourth proportional to 83,709.43, 125,574.47 and 27,535.12 is: 41,306.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,709.43 : 125,574.47 = 27,535.12 : x
  2. Step 2: Convert to fraction form
    83,709.43/125,574.47 = 27,535.12/x
  3. Step 3: Cross multiply
    83,709.43x = 125,574.47 × 27,535.12
  4. Step 4: Simplify right side
    83,709.43x = 3,457,708,100.39
  5. Step 5: Solve for x
    x = 3,457,708,100.39/83,709.43
  6. Step 6: Final answer
    x = 41,306.08

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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.