Home / 263,223.32-363,248.19-142,364.61

Finding the Fourth Proportional to 263,223.32, 363,248.19 and 142,364.61

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Solution

The fourth proportional to 263,223.32, 363,248.19 and 142,364.61 is: 196,463.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,223.32 : 363,248.19 = 142,364.61 : x
  2. Step 2: Convert to fraction form
    263,223.32/363,248.19 = 142,364.61/x
  3. Step 3: Cross multiply
    263,223.32x = 363,248.19 × 142,364.61
  4. Step 4: Simplify right side
    263,223.32x = 51,713,686,902.56
  5. Step 5: Solve for x
    x = 51,713,686,902.56/263,223.32
  6. Step 6: Final answer
    x = 196,463.17

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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.