Home / 47,899.42-71,864.64-31,291.94

Finding the Fourth Proportional to 47,899.42, 71,864.64 and 31,291.94

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Solution

The fourth proportional to 47,899.42, 71,864.64 and 31,291.94 is: 46,948.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,899.42 : 71,864.64 = 31,291.94 : x
  2. Step 2: Convert to fraction form
    47,899.42/71,864.64 = 31,291.94/x
  3. Step 3: Cross multiply
    47,899.42x = 71,864.64 × 31,291.94
  4. Step 4: Simplify right side
    47,899.42x = 2,248,784,003.00
  5. Step 5: Solve for x
    x = 2,248,784,003.00/47,899.42
  6. Step 6: Final answer
    x = 46,948.04

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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.