Home / 247,965.84-342,192.60-134,789.40

Finding the Fourth Proportional to 247,965.84, 342,192.60 and 134,789.40

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Solution

The fourth proportional to 247,965.84, 342,192.60 and 134,789.40 is: 186,009.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,965.84 : 342,192.60 = 134,789.40 : x
  2. Step 2: Convert to fraction form
    247,965.84/342,192.60 = 134,789.40/x
  3. Step 3: Cross multiply
    247,965.84x = 342,192.60 × 134,789.40
  4. Step 4: Simplify right side
    247,965.84x = 46,123,935,238.44
  5. Step 5: Solve for x
    x = 46,123,935,238.44/247,965.84
  6. Step 6: Final answer
    x = 186,009.23

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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.