Home / 239,476.12-330,465.19-136,096.86

Finding the Fourth Proportional to 239,476.12, 330,465.19 and 136,096.86

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Solution

The fourth proportional to 239,476.12, 330,465.19 and 136,096.86 is: 187,806.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,476.12 : 330,465.19 = 136,096.86 : x
  2. Step 2: Convert to fraction form
    239,476.12/330,465.19 = 136,096.86/x
  3. Step 3: Cross multiply
    239,476.12x = 330,465.19 × 136,096.86
  4. Step 4: Simplify right side
    239,476.12x = 44,975,274,376.39
  5. Step 5: Solve for x
    x = 44,975,274,376.39/239,476.12
  6. Step 6: Final answer
    x = 187,806.93

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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.