Home / 58,818.28-81,170.01-31,961.26

Finding the Fourth Proportional to 58,818.28, 81,170.01 and 31,961.26

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Solution

The fourth proportional to 58,818.28, 81,170.01 and 31,961.26 is: 44,106.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,818.28 : 81,170.01 = 31,961.26 : x
  2. Step 2: Convert to fraction form
    58,818.28/81,170.01 = 31,961.26/x
  3. Step 3: Cross multiply
    58,818.28x = 81,170.01 × 31,961.26
  4. Step 4: Simplify right side
    58,818.28x = 2,594,295,793.81
  5. Step 5: Solve for x
    x = 2,594,295,793.81/58,818.28
  6. Step 6: Final answer
    x = 44,106.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.