Home / 75,412.79-113,119.52-25,493.15

Finding the Fourth Proportional to 75,412.79, 113,119.52 and 25,493.15

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Solution

The fourth proportional to 75,412.79, 113,119.52 and 25,493.15 is: 38,239.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,412.79 : 113,119.52 = 25,493.15 : x
  2. Step 2: Convert to fraction form
    75,412.79/113,119.52 = 25,493.15/x
  3. Step 3: Cross multiply
    75,412.79x = 113,119.52 × 25,493.15
  4. Step 4: Simplify right side
    75,412.79x = 2,883,772,891.29
  5. Step 5: Solve for x
    x = 2,883,772,891.29/75,412.79
  6. Step 6: Final answer
    x = 38,239.84

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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.