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Finding the Fourth Proportional to 118,566.65, 177,859.31 and 34,328.14

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Solution

The fourth proportional to 118,566.65, 177,859.31 and 34,328.14 is: 51,494.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,566.65 : 177,859.31 = 34,328.14 : x
  2. Step 2: Convert to fraction form
    118,566.65/177,859.31 = 34,328.14/x
  3. Step 3: Cross multiply
    118,566.65x = 177,859.31 × 34,328.14
  4. Step 4: Simplify right side
    118,566.65x = 6,105,578,677.69
  5. Step 5: Solve for x
    x = 6,105,578,677.69/118,566.65
  6. Step 6: Final answer
    x = 51,494.91

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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.