Home / 88,267.25-121,814.46-49,508.70

Finding the Fourth Proportional to 88,267.25, 121,814.46 and 49,508.70

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Solution

The fourth proportional to 88,267.25, 121,814.46 and 49,508.70 is: 68,325.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,267.25 : 121,814.46 = 49,508.70 : x
  2. Step 2: Convert to fraction form
    88,267.25/121,814.46 = 49,508.70/x
  3. Step 3: Cross multiply
    88,267.25x = 121,814.46 × 49,508.70
  4. Step 4: Simplify right side
    88,267.25x = 6,030,875,826.95
  5. Step 5: Solve for x
    x = 6,030,875,826.95/88,267.25
  6. Step 6: Final answer
    x = 68,325.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.