Home / 118,529.31-177,780.27-29,776.06

Finding the Fourth Proportional to 118,529.31, 177,780.27 and 29,776.06

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Solution

The fourth proportional to 118,529.31, 177,780.27 and 29,776.06 is: 44,660.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,529.31 : 177,780.27 = 29,776.06 : x
  2. Step 2: Convert to fraction form
    118,529.31/177,780.27 = 29,776.06/x
  3. Step 3: Cross multiply
    118,529.31x = 177,780.27 × 29,776.06
  4. Step 4: Simplify right side
    118,529.31x = 5,293,595,986.34
  5. Step 5: Solve for x
    x = 5,293,595,986.34/118,529.31
  6. Step 6: Final answer
    x = 44,660.65

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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.