Home / 234,118.92-323,084.98-126,688.95

Finding the Fourth Proportional to 234,118.92, 323,084.98 and 126,688.95

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Solution

The fourth proportional to 234,118.92, 323,084.98 and 126,688.95 is: 174,831.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,118.92 : 323,084.98 = 126,688.95 : x
  2. Step 2: Convert to fraction form
    234,118.92/323,084.98 = 126,688.95/x
  3. Step 3: Cross multiply
    234,118.92x = 323,084.98 × 126,688.95
  4. Step 4: Simplify right side
    234,118.92x = 40,931,296,560.25
  5. Step 5: Solve for x
    x = 40,931,296,560.25/234,118.92
  6. Step 6: Final answer
    x = 174,831.22

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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.