Home / 253,873.31-350,345.18-140,703.35

Finding the Fourth Proportional to 253,873.31, 350,345.18 and 140,703.35

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Solution

The fourth proportional to 253,873.31, 350,345.18 and 140,703.35 is: 194,170.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,873.31 : 350,345.18 = 140,703.35 : x
  2. Step 2: Convert to fraction form
    253,873.31/350,345.18 = 140,703.35/x
  3. Step 3: Cross multiply
    253,873.31x = 350,345.18 × 140,703.35
  4. Step 4: Simplify right side
    253,873.31x = 49,294,740,654.70
  5. Step 5: Solve for x
    x = 49,294,740,654.70/253,873.31
  6. Step 6: Final answer
    x = 194,170.63

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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.