Home / 234,233.71-323,242.62-126,803.74

Finding the Fourth Proportional to 234,233.71, 323,242.62 and 126,803.74

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Solution

The fourth proportional to 234,233.71, 323,242.62 and 126,803.74 is: 174,989.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,233.71 : 323,242.62 = 126,803.74 : x
  2. Step 2: Convert to fraction form
    234,233.71/323,242.62 = 126,803.74/x
  3. Step 3: Cross multiply
    234,233.71x = 323,242.62 × 126,803.74
  4. Step 4: Simplify right side
    234,233.71x = 40,988,371,527.19
  5. Step 5: Solve for x
    x = 40,988,371,527.19/234,233.71
  6. Step 6: Final answer
    x = 174,989.21

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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.