Home / 254,778.77-351,599.18-140,062.25

Finding the Fourth Proportional to 254,778.77, 351,599.18 and 140,062.25

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Solution

The fourth proportional to 254,778.77, 351,599.18 and 140,062.25 is: 193,288.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,778.77 : 351,599.18 = 140,062.25 : x
  2. Step 2: Convert to fraction form
    254,778.77/351,599.18 = 140,062.25/x
  3. Step 3: Cross multiply
    254,778.77x = 351,599.18 × 140,062.25
  4. Step 4: Simplify right side
    254,778.77x = 49,245,771,548.64
  5. Step 5: Solve for x
    x = 49,245,771,548.64/254,778.77
  6. Step 6: Final answer
    x = 193,288.36

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1.5x scale

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.