Home / 117,118.46-175,677.06-28,371.92

Finding the Fourth Proportional to 117,118.46, 175,677.06 and 28,371.92

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Solution

The fourth proportional to 117,118.46, 175,677.06 and 28,371.92 is: 42,557.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,118.46 : 175,677.06 = 28,371.92 : x
  2. Step 2: Convert to fraction form
    117,118.46/175,677.06 = 28,371.92/x
  3. Step 3: Cross multiply
    117,118.46x = 175,677.06 × 28,371.92
  4. Step 4: Simplify right side
    117,118.46x = 4,984,295,492.16
  5. Step 5: Solve for x
    x = 4,984,295,492.16/117,118.46
  6. Step 6: Final answer
    x = 42,557.73

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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.