Home / 254,840.07-351,671.81-140,118.86

Finding the Fourth Proportional to 254,840.07, 351,671.81 and 140,118.86

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Solution

The fourth proportional to 254,840.07, 351,671.81 and 140,118.86 is: 193,359.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,840.07 : 351,671.81 = 140,118.86 : x
  2. Step 2: Convert to fraction form
    254,840.07/351,671.81 = 140,118.86/x
  3. Step 3: Cross multiply
    254,840.07x = 351,671.81 × 140,118.86
  4. Step 4: Simplify right side
    254,840.07x = 49,275,851,352.98
  5. Step 5: Solve for x
    x = 49,275,851,352.98/254,840.07
  6. Step 6: Final answer
    x = 193,359.90

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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.