Home / 227,032.12-312,977.01-158,837.82

Finding the Fourth Proportional to 227,032.12, 312,977.01 and 158,837.82

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Solution

The fourth proportional to 227,032.12, 312,977.01 and 158,837.82 is: 218,967.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,032.12 : 312,977.01 = 158,837.82 : x
  2. Step 2: Convert to fraction form
    227,032.12/312,977.01 = 158,837.82/x
  3. Step 3: Cross multiply
    227,032.12x = 312,977.01 × 158,837.82
  4. Step 4: Simplify right side
    227,032.12x = 49,712,585,978.52
  5. Step 5: Solve for x
    x = 49,712,585,978.52/227,032.12
  6. Step 6: Final answer
    x = 218,967.19

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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.