Home / 75,179.12-112,781.70-25,264.08

Finding the Fourth Proportional to 75,179.12, 112,781.70 and 25,264.08

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Solution

The fourth proportional to 75,179.12, 112,781.70 and 25,264.08 is: 37,900.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,179.12 : 112,781.70 = 25,264.08 : x
  2. Step 2: Convert to fraction form
    75,179.12/112,781.70 = 25,264.08/x
  3. Step 3: Cross multiply
    75,179.12x = 112,781.70 × 25,264.08
  4. Step 4: Simplify right side
    75,179.12x = 2,849,325,891.34
  5. Step 5: Solve for x
    x = 2,849,325,891.34/75,179.12
  6. Step 6: Final answer
    x = 37,900.50

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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.