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Finding the Fourth Proportional to 242,611.44, 334,833.39 and 147,117.84

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Solution

The fourth proportional to 242,611.44, 334,833.39 and 147,117.84 is: 203,040.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,611.44 : 334,833.39 = 147,117.84 : x
  2. Step 2: Convert to fraction form
    242,611.44/334,833.39 = 147,117.84/x
  3. Step 3: Cross multiply
    242,611.44x = 334,833.39 × 147,117.84
  4. Step 4: Simplify right side
    242,611.44x = 49,259,965,096.68
  5. Step 5: Solve for x
    x = 49,259,965,096.68/242,611.44
  6. Step 6: Final answer
    x = 203,040.57

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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.