Home / 104,374.57-144,035.61-56,627.56

Finding the Fourth Proportional to 104,374.57, 144,035.61 and 56,627.56

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Solution

The fourth proportional to 104,374.57, 144,035.61 and 56,627.56 is: 78,145.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,374.57 : 144,035.61 = 56,627.56 : x
  2. Step 2: Convert to fraction form
    104,374.57/144,035.61 = 56,627.56/x
  3. Step 3: Cross multiply
    104,374.57x = 144,035.61 × 56,627.56
  4. Step 4: Simplify right side
    104,374.57x = 8,156,385,147.41
  5. Step 5: Solve for x
    x = 8,156,385,147.41/104,374.57
  6. Step 6: Final answer
    x = 78,145.33

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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.