Home / 113,049.92-169,578.49-56,859.36

Finding the Fourth Proportional to 113,049.92, 169,578.49 and 56,859.36

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Solution

The fourth proportional to 113,049.92, 169,578.49 and 56,859.36 is: 85,290.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,049.92 : 169,578.49 = 56,859.36 : x
  2. Step 2: Convert to fraction form
    113,049.92/169,578.49 = 56,859.36/x
  3. Step 3: Cross multiply
    113,049.92x = 169,578.49 × 56,859.36
  4. Step 4: Simplify right side
    113,049.92x = 9,642,124,411.17
  5. Step 5: Solve for x
    x = 9,642,124,411.17/113,049.92
  6. Step 6: Final answer
    x = 85,290.86

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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.