Home / 269,609.28-372,062.40-148,748.64

Finding the Fourth Proportional to 269,609.28, 372,062.40 and 148,748.64

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Solution

The fourth proportional to 269,609.28, 372,062.40 and 148,748.64 is: 205,274.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,609.28 : 372,062.40 = 148,748.64 : x
  2. Step 2: Convert to fraction form
    269,609.28/372,062.40 = 148,748.64/x
  3. Step 3: Cross multiply
    269,609.28x = 372,062.40 × 148,748.64
  4. Step 4: Simplify right side
    269,609.28x = 55,343,775,995.14
  5. Step 5: Solve for x
    x = 55,343,775,995.14/269,609.28
  6. Step 6: Final answer
    x = 205,274.00

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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.