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Finding the Fourth Proportional to 169,669, 234,164.82 and 102,601.48

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Solution

The fourth proportional to 169,669, 234,164.82 and 102,601.48 is: 141,603.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,669 : 234,164.82 = 102,601.48 : x
  2. Step 2: Convert to fraction form
    169,669/234,164.82 = 102,601.48/x
  3. Step 3: Cross multiply
    169,669x = 234,164.82 × 102,601.48
  4. Step 4: Simplify right side
    169,669x = 24,025,657,095.93
  5. Step 5: Solve for x
    x = 24,025,657,095.93/169,669
  6. Step 6: Final answer
    x = 141,603.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.