Home / 212,468.43-293,227.19-158,660.13

Finding the Fourth Proportional to 212,468.43, 293,227.19 and 158,660.13

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Solution

The fourth proportional to 212,468.43, 293,227.19 and 158,660.13 is: 218,966.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,468.43 : 293,227.19 = 158,660.13 : x
  2. Step 2: Convert to fraction form
    212,468.43/293,227.19 = 158,660.13/x
  3. Step 3: Cross multiply
    212,468.43x = 293,227.19 × 158,660.13
  4. Step 4: Simplify right side
    212,468.43x = 46,523,463,291.63
  5. Step 5: Solve for x
    x = 46,523,463,291.63/212,468.43
  6. Step 6: Final answer
    x = 218,966.48

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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.