Home / 114,476.82-171,780.75-89,446.74

Finding the Fourth Proportional to 114,476.82, 171,780.75 and 89,446.74

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Solution

The fourth proportional to 114,476.82, 171,780.75 and 89,446.74 is: 134,221.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,476.82 : 171,780.75 = 89,446.74 : x
  2. Step 2: Convert to fraction form
    114,476.82/171,780.75 = 89,446.74/x
  3. Step 3: Cross multiply
    114,476.82x = 171,780.75 × 89,446.74
  4. Step 4: Simplify right side
    114,476.82x = 15,365,228,082.26
  5. Step 5: Solve for x
    x = 15,365,228,082.26/114,476.82
  6. Step 6: Final answer
    x = 134,221.30

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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.