Home / 75,476.66-113,225.96-25,539.80

Finding the Fourth Proportional to 75,476.66, 113,225.96 and 25,539.80

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Solution

The fourth proportional to 75,476.66, 113,225.96 and 25,539.80 is: 38,313.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,476.66 : 113,225.96 = 25,539.80 : x
  2. Step 2: Convert to fraction form
    75,476.66/113,225.96 = 25,539.80/x
  3. Step 3: Cross multiply
    75,476.66x = 113,225.96 × 25,539.80
  4. Step 4: Simplify right side
    75,476.66x = 2,891,767,870.93
  5. Step 5: Solve for x
    x = 2,891,767,870.93/75,476.66
  6. Step 6: Final answer
    x = 38,313.41

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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.