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Finding the Fourth Proportional to 236,091, 325,805.58 and 130,107

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Solution

The fourth proportional to 236,091, 325,805.58 and 130,107 is: 179,547.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,091 : 325,805.58 = 130,107 : x
  2. Step 2: Convert to fraction form
    236,091/325,805.58 = 130,107/x
  3. Step 3: Cross multiply
    236,091x = 325,805.58 × 130,107
  4. Step 4: Simplify right side
    236,091x = 42,389,586,597.06
  5. Step 5: Solve for x
    x = 42,389,586,597.06/236,091
  6. Step 6: Final answer
    x = 179,547.66

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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.