Home / 60,438.20-90,626.01-27,129.58

Finding the Fourth Proportional to 60,438.20, 90,626.01 and 27,129.58

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Solution

The fourth proportional to 60,438.20, 90,626.01 and 27,129.58 is: 40,680.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,438.20 : 90,626.01 = 27,129.58 : x
  2. Step 2: Convert to fraction form
    60,438.20/90,626.01 = 27,129.58/x
  3. Step 3: Cross multiply
    60,438.20x = 90,626.01 × 27,129.58
  4. Step 4: Simplify right side
    60,438.20x = 2,458,645,260.07
  5. Step 5: Solve for x
    x = 2,458,645,260.07/60,438.20
  6. Step 6: Final answer
    x = 40,680.32

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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.