Home / 47,788.42-71,673.01-45,417.35

Finding the Fourth Proportional to 47,788.42, 71,673.01 and 45,417.35

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Solution

The fourth proportional to 47,788.42, 71,673.01 and 45,417.35 is: 68,116.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,788.42 : 71,673.01 = 45,417.35 : x
  2. Step 2: Convert to fraction form
    47,788.42/71,673.01 = 45,417.35/x
  3. Step 3: Cross multiply
    47,788.42x = 71,673.01 × 45,417.35
  4. Step 4: Simplify right side
    47,788.42x = 3,255,198,180.72
  5. Step 5: Solve for x
    x = 3,255,198,180.72/47,788.42
  6. Step 6: Final answer
    x = 68,116.88

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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.