Home / 254,844.15-351,693.95-140,131.52

Finding the Fourth Proportional to 254,844.15, 351,693.95 and 140,131.52

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Solution

The fourth proportional to 254,844.15, 351,693.95 and 140,131.52 is: 193,386.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,844.15 : 351,693.95 = 140,131.52 : x
  2. Step 2: Convert to fraction form
    254,844.15/351,693.95 = 140,131.52/x
  3. Step 3: Cross multiply
    254,844.15x = 351,693.95 × 140,131.52
  4. Step 4: Simplify right side
    254,844.15x = 49,283,407,788.30
  5. Step 5: Solve for x
    x = 49,283,407,788.30/254,844.15
  6. Step 6: Final answer
    x = 193,386.46

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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.