Home / 72,260.32-108,425.04-25,535.20

Finding the Fourth Proportional to 72,260.32, 108,425.04 and 25,535.20

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Solution

The fourth proportional to 72,260.32, 108,425.04 and 25,535.20 is: 38,315.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,260.32 : 108,425.04 = 25,535.20 : x
  2. Step 2: Convert to fraction form
    72,260.32/108,425.04 = 25,535.20/x
  3. Step 3: Cross multiply
    72,260.32x = 108,425.04 × 25,535.20
  4. Step 4: Simplify right side
    72,260.32x = 2,768,655,081.41
  5. Step 5: Solve for x
    x = 2,768,655,081.41/72,260.32
  6. Step 6: Final answer
    x = 38,315.01

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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.