Home / 96,626.46-133,527.51-72,711.48

Finding the Fourth Proportional to 96,626.46, 133,527.51 and 72,711.48

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Solution

The fourth proportional to 96,626.46, 133,527.51 and 72,711.48 is: 100,479.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,626.46 : 133,527.51 = 72,711.48 : x
  2. Step 2: Convert to fraction form
    96,626.46/133,527.51 = 72,711.48/x
  3. Step 3: Cross multiply
    96,626.46x = 133,527.51 × 72,711.48
  4. Step 4: Simplify right side
    96,626.46x = 9,708,982,872.81
  5. Step 5: Solve for x
    x = 9,708,982,872.81/96,626.46
  6. Step 6: Final answer
    x = 100,479.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.