Home / 75,624.97-113,456.14-31,264.41

Finding the Fourth Proportional to 75,624.97, 113,456.14 and 31,264.41

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Solution

The fourth proportional to 75,624.97, 113,456.14 and 31,264.41 is: 46,904.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,624.97 : 113,456.14 = 31,264.41 : x
  2. Step 2: Convert to fraction form
    75,624.97/113,456.14 = 31,264.41/x
  3. Step 3: Cross multiply
    75,624.97x = 113,456.14 × 31,264.41
  4. Step 4: Simplify right side
    75,624.97x = 3,547,139,277.98
  5. Step 5: Solve for x
    x = 3,547,139,277.98/75,624.97
  6. Step 6: Final answer
    x = 46,904.34

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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.