Home / 252,686.82-348,698.65-137,963.35

Finding the Fourth Proportional to 252,686.82, 348,698.65 and 137,963.35

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Solution

The fourth proportional to 252,686.82, 348,698.65 and 137,963.35 is: 190,384.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,686.82 : 348,698.65 = 137,963.35 : x
  2. Step 2: Convert to fraction form
    252,686.82/348,698.65 = 137,963.35/x
  3. Step 3: Cross multiply
    252,686.82x = 348,698.65 × 137,963.35
  4. Step 4: Simplify right side
    252,686.82x = 48,107,632,150.98
  5. Step 5: Solve for x
    x = 48,107,632,150.98/252,686.82
  6. Step 6: Final answer
    x = 190,384.42

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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.