Home / 63,305.11-94,990.70-45,918.46

Finding the Fourth Proportional to 63,305.11, 94,990.70 and 45,918.46

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Solution

The fourth proportional to 63,305.11, 94,990.70 and 45,918.46 is: 68,901.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,305.11 : 94,990.70 = 45,918.46 : x
  2. Step 2: Convert to fraction form
    63,305.11/94,990.70 = 45,918.46/x
  3. Step 3: Cross multiply
    63,305.11x = 94,990.70 × 45,918.46
  4. Step 4: Simplify right side
    63,305.11x = 4,361,826,658.32
  5. Step 5: Solve for x
    x = 4,361,826,658.32/63,305.11
  6. Step 6: Final answer
    x = 68,901.65

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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.