Home / 78,159.24-107,858.34-44,167.02

Finding the Fourth Proportional to 78,159.24, 107,858.34 and 44,167.02

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Solution

The fourth proportional to 78,159.24, 107,858.34 and 44,167.02 is: 60,949.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,159.24 : 107,858.34 = 44,167.02 : x
  2. Step 2: Convert to fraction form
    78,159.24/107,858.34 = 44,167.02/x
  3. Step 3: Cross multiply
    78,159.24x = 107,858.34 × 44,167.02
  4. Step 4: Simplify right side
    78,159.24x = 4,763,781,459.95
  5. Step 5: Solve for x
    x = 4,763,781,459.95/78,159.24
  6. Step 6: Final answer
    x = 60,949.69

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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.