Home / 47,748.72-71,585.64-30,181.68

Finding the Fourth Proportional to 47,748.72, 71,585.64 and 30,181.68

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Solution

The fourth proportional to 47,748.72, 71,585.64 and 30,181.68 is: 45,248.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,748.72 : 71,585.64 = 30,181.68 : x
  2. Step 2: Convert to fraction form
    47,748.72/71,585.64 = 30,181.68/x
  3. Step 3: Cross multiply
    47,748.72x = 71,585.64 × 30,181.68
  4. Step 4: Simplify right side
    47,748.72x = 2,160,574,879.08
  5. Step 5: Solve for x
    x = 2,160,574,879.08/47,748.72
  6. Step 6: Final answer
    x = 45,248.85

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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.