Home / 47,330.82-70,891.92-39,123.20

Finding the Fourth Proportional to 47,330.82, 70,891.92 and 39,123.20

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Solution

The fourth proportional to 47,330.82, 70,891.92 and 39,123.20 is: 58,598.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,330.82 : 70,891.92 = 39,123.20 : x
  2. Step 2: Convert to fraction form
    47,330.82/70,891.92 = 39,123.20/x
  3. Step 3: Cross multiply
    47,330.82x = 70,891.92 × 39,123.20
  4. Step 4: Simplify right side
    47,330.82x = 2,773,518,410.08
  5. Step 5: Solve for x
    x = 2,773,518,410.08/47,330.82
  6. Step 6: Final answer
    x = 58,598.57

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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.