Home / 104,589.84-156,821.46-42,187.44

Finding the Fourth Proportional to 104,589.84, 156,821.46 and 42,187.44

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Solution

The fourth proportional to 104,589.84, 156,821.46 and 42,187.44 is: 63,255.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,589.84 : 156,821.46 = 42,187.44 : x
  2. Step 2: Convert to fraction form
    104,589.84/156,821.46 = 42,187.44/x
  3. Step 3: Cross multiply
    104,589.84x = 156,821.46 × 42,187.44
  4. Step 4: Simplify right side
    104,589.84x = 6,615,895,934.46
  5. Step 5: Solve for x
    x = 6,615,895,934.46/104,589.84
  6. Step 6: Final answer
    x = 63,255.63

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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.