Home / 247,986.73-342,222.03-134,809.48

Finding the Fourth Proportional to 247,986.73, 342,222.03 and 134,809.48

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Solution

The fourth proportional to 247,986.73, 342,222.03 and 134,809.48 is: 186,037.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,986.73 : 342,222.03 = 134,809.48 : x
  2. Step 2: Convert to fraction form
    247,986.73/342,222.03 = 134,809.48/x
  3. Step 3: Cross multiply
    247,986.73x = 342,222.03 × 134,809.48
  4. Step 4: Simplify right side
    247,986.73x = 46,134,773,908.84
  5. Step 5: Solve for x
    x = 46,134,773,908.84/247,986.73
  6. Step 6: Final answer
    x = 186,037.27

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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.