Home / 58,761.20-81,100.88-33,269.04

Finding the Fourth Proportional to 58,761.20, 81,100.88 and 33,269.04

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Solution

The fourth proportional to 58,761.20, 81,100.88 and 33,269.04 is: 45,917.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,761.20 : 81,100.88 = 33,269.04 : x
  2. Step 2: Convert to fraction form
    58,761.20/81,100.88 = 33,269.04/x
  3. Step 3: Cross multiply
    58,761.20x = 81,100.88 × 33,269.04
  4. Step 4: Simplify right side
    58,761.20x = 2,698,148,420.76
  5. Step 5: Solve for x
    x = 2,698,148,420.76/58,761.20
  6. Step 6: Final answer
    x = 45,917.18

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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.