Home / 52,147.97-78,221.95-14,703.15

Finding the Fourth Proportional to 52,147.97, 78,221.95 and 14,703.15

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Solution

The fourth proportional to 52,147.97, 78,221.95 and 14,703.15 is: 22,054.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,147.97 : 78,221.95 = 14,703.15 : x
  2. Step 2: Convert to fraction form
    52,147.97/78,221.95 = 14,703.15/x
  3. Step 3: Cross multiply
    52,147.97x = 78,221.95 × 14,703.15
  4. Step 4: Simplify right side
    52,147.97x = 1,150,109,064.14
  5. Step 5: Solve for x
    x = 1,150,109,064.14/52,147.97
  6. Step 6: Final answer
    x = 22,054.72

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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.