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Finding the Fourth Proportional to 236,095, 325,811.10 and 130,111

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Solution

The fourth proportional to 236,095, 325,811.10 and 130,111 is: 179,553.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,095 : 325,811.10 = 130,111 : x
  2. Step 2: Convert to fraction form
    236,095/325,811.10 = 130,111/x
  3. Step 3: Cross multiply
    236,095x = 325,811.10 × 130,111
  4. Step 4: Simplify right side
    236,095x = 42,391,608,032.10
  5. Step 5: Solve for x
    x = 42,391,608,032.10/236,095
  6. Step 6: Final answer
    x = 179,553.18

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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.