Home / 115,851.28-173,777.08-36,965.84

Finding the Fourth Proportional to 115,851.28, 173,777.08 and 36,965.84

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Solution

The fourth proportional to 115,851.28, 173,777.08 and 36,965.84 is: 55,448.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,851.28 : 173,777.08 = 36,965.84 : x
  2. Step 2: Convert to fraction form
    115,851.28/173,777.08 = 36,965.84/x
  3. Step 3: Cross multiply
    115,851.28x = 173,777.08 × 36,965.84
  4. Step 4: Simplify right side
    115,851.28x = 6,423,815,734.95
  5. Step 5: Solve for x
    x = 6,423,815,734.95/115,851.28
  6. Step 6: Final answer
    x = 55,448.81

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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.