Home / 75,831.76-113,747.64-25,912.27

Finding the Fourth Proportional to 75,831.76, 113,747.64 and 25,912.27

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Solution

The fourth proportional to 75,831.76, 113,747.64 and 25,912.27 is: 38,868.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,831.76 : 113,747.64 = 25,912.27 : x
  2. Step 2: Convert to fraction form
    75,831.76/113,747.64 = 25,912.27/x
  3. Step 3: Cross multiply
    75,831.76x = 113,747.64 × 25,912.27
  4. Step 4: Simplify right side
    75,831.76x = 2,947,459,275.17
  5. Step 5: Solve for x
    x = 2,947,459,275.17/75,831.76
  6. Step 6: Final answer
    x = 38,868.40

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Similar ratio
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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.