Home / 75,276.06-112,914.28-25,391.20

Finding the Fourth Proportional to 75,276.06, 112,914.28 and 25,391.20

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Solution

The fourth proportional to 75,276.06, 112,914.28 and 25,391.20 is: 38,086.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,276.06 : 112,914.28 = 25,391.20 : x
  2. Step 2: Convert to fraction form
    75,276.06/112,914.28 = 25,391.20/x
  3. Step 3: Cross multiply
    75,276.06x = 112,914.28 × 25,391.20
  4. Step 4: Simplify right side
    75,276.06x = 2,867,029,066.34
  5. Step 5: Solve for x
    x = 2,867,029,066.34/75,276.06
  6. Step 6: Final answer
    x = 38,086.86

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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.