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Finding the Fourth Proportional to 223,512.33, 308,320.77 and 132,897.51

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Solution

The fourth proportional to 223,512.33, 308,320.77 and 132,897.51 is: 183,323.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,512.33 : 308,320.77 = 132,897.51 : x
  2. Step 2: Convert to fraction form
    223,512.33/308,320.77 = 132,897.51/x
  3. Step 3: Cross multiply
    223,512.33x = 308,320.77 × 132,897.51
  4. Step 4: Simplify right side
    223,512.33x = 40,975,062,614.28
  5. Step 5: Solve for x
    x = 40,975,062,614.28/223,512.33
  6. Step 6: Final answer
    x = 183,323.50

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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.