Home / 47,177.84-70,778.32-38,758.58

Finding the Fourth Proportional to 47,177.84, 70,778.32 and 38,758.58

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Solution

The fourth proportional to 47,177.84, 70,778.32 and 38,758.58 is: 58,147.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,177.84 : 70,778.32 = 38,758.58 : x
  2. Step 2: Convert to fraction form
    47,177.84/70,778.32 = 38,758.58/x
  3. Step 3: Cross multiply
    47,177.84x = 70,778.32 × 38,758.58
  4. Step 4: Simplify right side
    47,177.84x = 2,743,267,177.99
  5. Step 5: Solve for x
    x = 2,743,267,177.99/47,177.84
  6. Step 6: Final answer
    x = 58,147.37

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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.