Home / 60,139.28-90,144.12-25,056.56

Finding the Fourth Proportional to 60,139.28, 90,144.12 and 25,056.56

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Solution

The fourth proportional to 60,139.28, 90,144.12 and 25,056.56 is: 37,557.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,139.28 : 90,144.12 = 25,056.56 : x
  2. Step 2: Convert to fraction form
    60,139.28/90,144.12 = 25,056.56/x
  3. Step 3: Cross multiply
    60,139.28x = 90,144.12 × 25,056.56
  4. Step 4: Simplify right side
    60,139.28x = 2,258,701,551.43
  5. Step 5: Solve for x
    x = 2,258,701,551.43/60,139.28
  6. Step 6: Final answer
    x = 37,557.84

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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.