Home / 214,630.17-296,174.81-119,129.35

Finding the Fourth Proportional to 214,630.17, 296,174.81 and 119,129.35

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Solution

The fourth proportional to 214,630.17, 296,174.81 and 119,129.35 is: 164,390.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,630.17 : 296,174.81 = 119,129.35 : x
  2. Step 2: Convert to fraction form
    214,630.17/296,174.81 = 119,129.35/x
  3. Step 3: Cross multiply
    214,630.17x = 296,174.81 × 119,129.35
  4. Step 4: Simplify right side
    214,630.17x = 35,283,112,601.67
  5. Step 5: Solve for x
    x = 35,283,112,601.67/214,630.17
  6. Step 6: Final answer
    x = 164,390.27

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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.