Home / 100,376.28-150,595.61-60,439.23

Finding the Fourth Proportional to 100,376.28, 150,595.61 and 60,439.23

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Solution

The fourth proportional to 100,376.28, 150,595.61 and 60,439.23 is: 90,677.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,376.28 : 150,595.61 = 60,439.23 : x
  2. Step 2: Convert to fraction form
    100,376.28/150,595.61 = 60,439.23/x
  3. Step 3: Cross multiply
    100,376.28x = 150,595.61 × 60,439.23
  4. Step 4: Simplify right side
    100,376.28x = 9,101,882,407.58
  5. Step 5: Solve for x
    x = 9,101,882,407.58/100,376.28
  6. Step 6: Final answer
    x = 90,677.62

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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.