Home / 125,360.57-188,113.75-50,487.41

Finding the Fourth Proportional to 125,360.57, 188,113.75 and 50,487.41

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Solution

The fourth proportional to 125,360.57, 188,113.75 and 50,487.41 is: 75,760.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,360.57 : 188,113.75 = 50,487.41 : x
  2. Step 2: Convert to fraction form
    125,360.57/188,113.75 = 50,487.41/x
  3. Step 3: Cross multiply
    125,360.57x = 188,113.75 × 50,487.41
  4. Step 4: Simplify right side
    125,360.57x = 9,497,374,956.10
  5. Step 5: Solve for x
    x = 9,497,374,956.10/125,360.57
  6. Step 6: Final answer
    x = 75,760.47

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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.