Home / 104,527.84-144,246-56,780.12

Finding the Fourth Proportional to 104,527.84, 144,246 and 56,780.12

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Solution

The fourth proportional to 104,527.84, 144,246 and 56,780.12 is: 78,355.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,527.84 : 144,246 = 56,780.12 : x
  2. Step 2: Convert to fraction form
    104,527.84/144,246 = 56,780.12/x
  3. Step 3: Cross multiply
    104,527.84x = 144,246 × 56,780.12
  4. Step 4: Simplify right side
    104,527.84x = 8,190,305,189.52
  5. Step 5: Solve for x
    x = 8,190,305,189.52/104,527.84
  6. Step 6: Final answer
    x = 78,355.25

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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.