Home / 75,303.20-112,948.68-25,382.22

Finding the Fourth Proportional to 75,303.20, 112,948.68 and 25,382.22

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Solution

The fourth proportional to 75,303.20, 112,948.68 and 25,382.22 is: 38,071.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,303.20 : 112,948.68 = 25,382.22 : x
  2. Step 2: Convert to fraction form
    75,303.20/112,948.68 = 25,382.22/x
  3. Step 3: Cross multiply
    75,303.20x = 112,948.68 × 25,382.22
  4. Step 4: Simplify right side
    75,303.20x = 2,866,888,244.47
  5. Step 5: Solve for x
    x = 2,866,888,244.47/75,303.20
  6. Step 6: Final answer
    x = 38,071.27

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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.