Home / 247,937.56-342,156.09-134,760.58

Finding the Fourth Proportional to 247,937.56, 342,156.09 and 134,760.58

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Solution

The fourth proportional to 247,937.56, 342,156.09 and 134,760.58 is: 185,970.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,937.56 : 342,156.09 = 134,760.58 : x
  2. Step 2: Convert to fraction form
    247,937.56/342,156.09 = 134,760.58/x
  3. Step 3: Cross multiply
    247,937.56x = 342,156.09 × 134,760.58
  4. Step 4: Simplify right side
    247,937.56x = 46,109,153,138.93
  5. Step 5: Solve for x
    x = 46,109,153,138.93/247,937.56
  6. Step 6: Final answer
    x = 185,970.83

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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.