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Finding the Fourth Proportional to 169,252.59, 252,365.72 and 164,602.48

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Solution

The fourth proportional to 169,252.59, 252,365.72 and 164,602.48 is: 245,432.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,252.59 : 252,365.72 = 164,602.48 : x
  2. Step 2: Convert to fraction form
    169,252.59/252,365.72 = 164,602.48/x
  3. Step 3: Cross multiply
    169,252.59x = 252,365.72 × 164,602.48
  4. Step 4: Simplify right side
    169,252.59x = 41,540,024,887.76
  5. Step 5: Solve for x
    x = 41,540,024,887.76/169,252.59
  6. Step 6: Final answer
    x = 245,432.13

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.