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Finding the Fourth Proportional to 169,405.50, 254,113.52 and 62,815.98

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Solution

The fourth proportional to 169,405.50, 254,113.52 and 62,815.98 is: 94,225.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,405.50 : 254,113.52 = 62,815.98 : x
  2. Step 2: Convert to fraction form
    169,405.50/254,113.52 = 62,815.98/x
  3. Step 3: Cross multiply
    169,405.50x = 254,113.52 × 62,815.98
  4. Step 4: Simplify right side
    169,405.50x = 15,962,389,790.05
  5. Step 5: Solve for x
    x = 15,962,389,790.05/169,405.50
  6. Step 6: Final answer
    x = 94,225.92

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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.