Home / 75,663.77-113,496.56-25,744.88

Finding the Fourth Proportional to 75,663.77, 113,496.56 and 25,744.88

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Solution

The fourth proportional to 75,663.77, 113,496.56 and 25,744.88 is: 38,617.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,663.77 : 113,496.56 = 25,744.88 : x
  2. Step 2: Convert to fraction form
    75,663.77/113,496.56 = 25,744.88/x
  3. Step 3: Cross multiply
    75,663.77x = 113,496.56 × 25,744.88
  4. Step 4: Simplify right side
    75,663.77x = 2,921,955,569.17
  5. Step 5: Solve for x
    x = 2,921,955,569.17/75,663.77
  6. Step 6: Final answer
    x = 38,617.63

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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.