Home / 132,105.94-182,306.21-75,518.53

Finding the Fourth Proportional to 132,105.94, 182,306.21 and 75,518.53

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Solution

The fourth proportional to 132,105.94, 182,306.21 and 75,518.53 is: 104,215.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,105.94 : 182,306.21 = 75,518.53 : x
  2. Step 2: Convert to fraction form
    132,105.94/182,306.21 = 75,518.53/x
  3. Step 3: Cross multiply
    132,105.94x = 182,306.21 × 75,518.53
  4. Step 4: Simplify right side
    132,105.94x = 13,767,496,155.71
  5. Step 5: Solve for x
    x = 13,767,496,155.71/132,105.94
  6. Step 6: Final answer
    x = 104,215.57

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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.