Home / 223,207.48-308,028.58-121,233.92

Finding the Fourth Proportional to 223,207.48, 308,028.58 and 121,233.92

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Solution

The fourth proportional to 223,207.48, 308,028.58 and 121,233.92 is: 167,304.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,207.48 : 308,028.58 = 121,233.92 : x
  2. Step 2: Convert to fraction form
    223,207.48/308,028.58 = 121,233.92/x
  3. Step 3: Cross multiply
    223,207.48x = 308,028.58 × 121,233.92
  4. Step 4: Simplify right side
    223,207.48x = 37,343,512,225.43
  5. Step 5: Solve for x
    x = 37,343,512,225.43/223,207.48
  6. Step 6: Final answer
    x = 167,304.04

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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.