Home / 47,176.84-70,776.82-38,757.58

Finding the Fourth Proportional to 47,176.84, 70,776.82 and 38,757.58

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Solution

The fourth proportional to 47,176.84, 70,776.82 and 38,757.58 is: 58,145.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,176.84 : 70,776.82 = 38,757.58 : x
  2. Step 2: Convert to fraction form
    47,176.84/70,776.82 = 38,757.58/x
  3. Step 3: Cross multiply
    47,176.84x = 70,776.82 × 38,757.58
  4. Step 4: Simplify right side
    47,176.84x = 2,743,138,263.30
  5. Step 5: Solve for x
    x = 2,743,138,263.30/47,176.84
  6. Step 6: Final answer
    x = 58,145.87

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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.