Home / 60,539.20-90,776.40-25,439.20

Finding the Fourth Proportional to 60,539.20, 90,776.40 and 25,439.20

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Solution

The fourth proportional to 60,539.20, 90,776.40 and 25,439.20 is: 38,145.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,539.20 : 90,776.40 = 25,439.20 : x
  2. Step 2: Convert to fraction form
    60,539.20/90,776.40 = 25,439.20/x
  3. Step 3: Cross multiply
    60,539.20x = 90,776.40 × 25,439.20
  4. Step 4: Simplify right side
    60,539.20x = 2,309,278,994.88
  5. Step 5: Solve for x
    x = 2,309,278,994.88/60,539.20
  6. Step 6: Final answer
    x = 38,145.19

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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.