Home / 142,896.52-214,344.78-49,403.08

Finding the Fourth Proportional to 142,896.52, 214,344.78 and 49,403.08

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Solution

The fourth proportional to 142,896.52, 214,344.78 and 49,403.08 is: 74,104.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,896.52 : 214,344.78 = 49,403.08 : x
  2. Step 2: Convert to fraction form
    142,896.52/214,344.78 = 49,403.08/x
  3. Step 3: Cross multiply
    142,896.52x = 214,344.78 × 49,403.08
  4. Step 4: Simplify right side
    142,896.52x = 10,589,292,313.92
  5. Step 5: Solve for x
    x = 10,589,292,313.92/142,896.52
  6. Step 6: Final answer
    x = 74,104.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.