Home / 45,458.01-67,997.11-31,948.23

Finding the Fourth Proportional to 45,458.01, 67,997.11 and 31,948.23

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Solution

The fourth proportional to 45,458.01, 67,997.11 and 31,948.23 is: 47,788.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,458.01 : 67,997.11 = 31,948.23 : x
  2. Step 2: Convert to fraction form
    45,458.01/67,997.11 = 31,948.23/x
  3. Step 3: Cross multiply
    45,458.01x = 67,997.11 × 31,948.23
  4. Step 4: Simplify right side
    45,458.01x = 2,172,387,544.64
  5. Step 5: Solve for x
    x = 2,172,387,544.64/45,458.01
  6. Step 6: Final answer
    x = 47,788.89

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1.5x scale

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.