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Finding the Fourth Proportional to 104,936.80, 144,780.24 and 59,612.80

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Solution

The fourth proportional to 104,936.80, 144,780.24 and 59,612.80 is: 82,247.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,936.80 : 144,780.24 = 59,612.80 : x
  2. Step 2: Convert to fraction form
    104,936.80/144,780.24 = 59,612.80/x
  3. Step 3: Cross multiply
    104,936.80x = 144,780.24 × 59,612.80
  4. Step 4: Simplify right side
    104,936.80x = 8,630,755,491.07
  5. Step 5: Solve for x
    x = 8,630,755,491.07/104,936.80
  6. Step 6: Final answer
    x = 82,247.18

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1.5x scale

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.