Home / 214,643.10-296,192.67-119,142.28

Finding the Fourth Proportional to 214,643.10, 296,192.67 and 119,142.28

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Solution

The fourth proportional to 214,643.10, 296,192.67 and 119,142.28 is: 164,408.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,643.10 : 296,192.67 = 119,142.28 : x
  2. Step 2: Convert to fraction form
    214,643.10/296,192.67 = 119,142.28/x
  3. Step 3: Cross multiply
    214,643.10x = 296,192.67 × 119,142.28
  4. Step 4: Simplify right side
    214,643.10x = 35,289,070,023.09
  5. Step 5: Solve for x
    x = 35,289,070,023.09/214,643.10
  6. Step 6: Final answer
    x = 164,408.13

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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.