Home / 247,844.88-342,028-134,667.62

Finding the Fourth Proportional to 247,844.88, 342,028 and 134,667.62

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Solution

The fourth proportional to 247,844.88, 342,028 and 134,667.62 is: 185,842.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,844.88 : 342,028 = 134,667.62 : x
  2. Step 2: Convert to fraction form
    247,844.88/342,028 = 134,667.62/x
  3. Step 3: Cross multiply
    247,844.88x = 342,028 × 134,667.62
  4. Step 4: Simplify right side
    247,844.88x = 46,060,096,733.36
  5. Step 5: Solve for x
    x = 46,060,096,733.36/247,844.88
  6. Step 6: Final answer
    x = 185,842.44

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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.