Home / 83,244.24-114,876-45,518.40

Finding the Fourth Proportional to 83,244.24, 114,876 and 45,518.40

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Solution

The fourth proportional to 83,244.24, 114,876 and 45,518.40 is: 62,814.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,244.24 : 114,876 = 45,518.40 : x
  2. Step 2: Convert to fraction form
    83,244.24/114,876 = 45,518.40/x
  3. Step 3: Cross multiply
    83,244.24x = 114,876 × 45,518.40
  4. Step 4: Simplify right side
    83,244.24x = 5,228,971,718.40
  5. Step 5: Solve for x
    x = 5,228,971,718.40/83,244.24
  6. Step 6: Final answer
    x = 62,814.82

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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.