Home / 137,176.11-205,788.74-48,481.11

Finding the Fourth Proportional to 137,176.11, 205,788.74 and 48,481.11

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Solution

The fourth proportional to 137,176.11, 205,788.74 and 48,481.11 is: 72,730.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,176.11 : 205,788.74 = 48,481.11 : x
  2. Step 2: Convert to fraction form
    137,176.11/205,788.74 = 48,481.11/x
  3. Step 3: Cross multiply
    137,176.11x = 205,788.74 × 48,481.11
  4. Step 4: Simplify right side
    137,176.11x = 9,976,866,298.30
  5. Step 5: Solve for x
    x = 9,976,866,298.30/137,176.11
  6. Step 6: Final answer
    x = 72,730.35

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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.