Home / 236,222.38-354,538.29-123,981.88

Finding the Fourth Proportional to 236,222.38, 354,538.29 and 123,981.88

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Solution

The fourth proportional to 236,222.38, 354,538.29 and 123,981.88 is: 186,080.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,222.38 : 354,538.29 = 123,981.88 : x
  2. Step 2: Convert to fraction form
    236,222.38/354,538.29 = 123,981.88/x
  3. Step 3: Cross multiply
    236,222.38x = 354,538.29 × 123,981.88
  4. Step 4: Simplify right side
    236,222.38x = 43,956,323,726.19
  5. Step 5: Solve for x
    x = 43,956,323,726.19/236,222.38
  6. Step 6: Final answer
    x = 186,080.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.