Home / 75,207.11-112,812.48-22,616.64

Finding the Fourth Proportional to 75,207.11, 112,812.48 and 22,616.64

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Solution

The fourth proportional to 75,207.11, 112,812.48 and 22,616.64 is: 33,925.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,207.11 : 112,812.48 = 22,616.64 : x
  2. Step 2: Convert to fraction form
    75,207.11/112,812.48 = 22,616.64/x
  3. Step 3: Cross multiply
    75,207.11x = 112,812.48 × 22,616.64
  4. Step 4: Simplify right side
    75,207.11x = 2,551,439,247.67
  5. Step 5: Solve for x
    x = 2,551,439,247.67/75,207.11
  6. Step 6: Final answer
    x = 33,925.51

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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.