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Finding the Fourth Proportional to 169,950.90, 254,684.97 and 125,225.94

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Solution

The fourth proportional to 169,950.90, 254,684.97 and 125,225.94 is: 187,661.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,950.90 : 254,684.97 = 125,225.94 : x
  2. Step 2: Convert to fraction form
    169,950.90/254,684.97 = 125,225.94/x
  3. Step 3: Cross multiply
    169,950.90x = 254,684.97 × 125,225.94
  4. Step 4: Simplify right side
    169,950.90x = 31,893,164,772.12
  5. Step 5: Solve for x
    x = 31,893,164,772.12/169,950.90
  6. Step 6: Final answer
    x = 187,661.05

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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.