Home / 79,675.32-109,951.14-43,864.38

Finding the Fourth Proportional to 79,675.32, 109,951.14 and 43,864.38

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Solution

The fourth proportional to 79,675.32, 109,951.14 and 43,864.38 is: 60,532.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,675.32 : 109,951.14 = 43,864.38 : x
  2. Step 2: Convert to fraction form
    79,675.32/109,951.14 = 43,864.38/x
  3. Step 3: Cross multiply
    79,675.32x = 109,951.14 × 43,864.38
  4. Step 4: Simplify right side
    79,675.32x = 4,822,938,586.39
  5. Step 5: Solve for x
    x = 4,822,938,586.39/79,675.32
  6. Step 6: Final answer
    x = 60,532.40

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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.