Home / 254,815.31-351,645.35-140,095.90

Finding the Fourth Proportional to 254,815.31, 351,645.35 and 140,095.90

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Solution

The fourth proportional to 254,815.31, 351,645.35 and 140,095.90 is: 193,332.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,815.31 : 351,645.35 = 140,095.90 : x
  2. Step 2: Convert to fraction form
    254,815.31/351,645.35 = 140,095.90/x
  3. Step 3: Cross multiply
    254,815.31x = 351,645.35 × 140,095.90
  4. Step 4: Simplify right side
    254,815.31x = 49,264,071,789.07
  5. Step 5: Solve for x
    x = 49,264,071,789.07/254,815.31
  6. Step 6: Final answer
    x = 193,332.46

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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.