Home / 214,640.11-296,188.52-119,139.29

Finding the Fourth Proportional to 214,640.11, 296,188.52 and 119,139.29

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Solution

The fourth proportional to 214,640.11, 296,188.52 and 119,139.29 is: 164,403.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,640.11 : 296,188.52 = 119,139.29 : x
  2. Step 2: Convert to fraction form
    214,640.11/296,188.52 = 119,139.29/x
  3. Step 3: Cross multiply
    214,640.11x = 296,188.52 × 119,139.29
  4. Step 4: Simplify right side
    214,640.11x = 35,287,688,795.86
  5. Step 5: Solve for x
    x = 35,287,688,795.86/214,640.11
  6. Step 6: Final answer
    x = 164,403.98

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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.