Home / 75,616.11-113,276.52-55,588.65

Finding the Fourth Proportional to 75,616.11, 113,276.52 and 55,588.65

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Solution

The fourth proportional to 75,616.11, 113,276.52 and 55,588.65 is: 83,274.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,616.11 : 113,276.52 = 55,588.65 : x
  2. Step 2: Convert to fraction form
    75,616.11/113,276.52 = 55,588.65/x
  3. Step 3: Cross multiply
    75,616.11x = 113,276.52 × 55,588.65
  4. Step 4: Simplify right side
    75,616.11x = 6,296,888,823.50
  5. Step 5: Solve for x
    x = 6,296,888,823.50/75,616.11
  6. Step 6: Final answer
    x = 83,274.43

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1.5x scale

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.