Home / 75,623.32-113,447.28-25,707.88

Finding the Fourth Proportional to 75,623.32, 113,447.28 and 25,707.88

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Solution

The fourth proportional to 75,623.32, 113,447.28 and 25,707.88 is: 38,566.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,623.32 : 113,447.28 = 25,707.88 : x
  2. Step 2: Convert to fraction form
    75,623.32/113,447.28 = 25,707.88/x
  3. Step 3: Cross multiply
    75,623.32x = 113,447.28 × 25,707.88
  4. Step 4: Simplify right side
    75,623.32x = 2,916,489,060.57
  5. Step 5: Solve for x
    x = 2,916,489,060.57/75,623.32
  6. Step 6: Final answer
    x = 38,566.00

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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.