Home / 75,036.92-112,561.30-25,117.20

Finding the Fourth Proportional to 75,036.92, 112,561.30 and 25,117.20

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Solution

The fourth proportional to 75,036.92, 112,561.30 and 25,117.20 is: 37,677.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,036.92 : 112,561.30 = 25,117.20 : x
  2. Step 2: Convert to fraction form
    75,036.92/112,561.30 = 25,117.20/x
  3. Step 3: Cross multiply
    75,036.92x = 112,561.30 × 25,117.20
  4. Step 4: Simplify right side
    75,036.92x = 2,827,223,995.97
  5. Step 5: Solve for x
    x = 2,827,223,995.97/75,036.92
  6. Step 6: Final answer
    x = 37,677.77

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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.