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Finding the Fourth Proportional to 73,084.80, 109,560 and 26,326.24

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Solution

The fourth proportional to 73,084.80, 109,560 and 26,326.24 is: 39,465.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,084.80 : 109,560 = 26,326.24 : x
  2. Step 2: Convert to fraction form
    73,084.80/109,560 = 26,326.24/x
  3. Step 3: Cross multiply
    73,084.80x = 109,560 × 26,326.24
  4. Step 4: Simplify right side
    73,084.80x = 2,884,302,854.40
  5. Step 5: Solve for x
    x = 2,884,302,854.40/73,084.80
  6. Step 6: Final answer
    x = 39,465.15

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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.