Home / 248,080.76-342,360.46-142,117.24

Finding the Fourth Proportional to 248,080.76, 342,360.46 and 142,117.24

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Solution

The fourth proportional to 248,080.76, 342,360.46 and 142,117.24 is: 196,126.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,080.76 : 342,360.46 = 142,117.24 : x
  2. Step 2: Convert to fraction form
    248,080.76/342,360.46 = 142,117.24/x
  3. Step 3: Cross multiply
    248,080.76x = 342,360.46 × 142,117.24
  4. Step 4: Simplify right side
    248,080.76x = 48,655,323,660.33
  5. Step 5: Solve for x
    x = 48,655,323,660.33/248,080.76
  6. Step 6: Final answer
    x = 196,126.95

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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.