Home / 247,917.24-342,128.02-134,740.12

Finding the Fourth Proportional to 247,917.24, 342,128.02 and 134,740.12

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Solution

The fourth proportional to 247,917.24, 342,128.02 and 134,740.12 is: 185,942.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,917.24 : 342,128.02 = 134,740.12 : x
  2. Step 2: Convert to fraction form
    247,917.24/342,128.02 = 134,740.12/x
  3. Step 3: Cross multiply
    247,917.24x = 342,128.02 × 134,740.12
  4. Step 4: Simplify right side
    247,917.24x = 46,098,370,470.16
  5. Step 5: Solve for x
    x = 46,098,370,470.16/247,917.24
  6. Step 6: Final answer
    x = 185,942.58

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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.