Home / 208,522.31-312,541.47-95,966.19

Finding the Fourth Proportional to 208,522.31, 312,541.47 and 95,966.19

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Solution

The fourth proportional to 208,522.31, 312,541.47 and 95,966.19 is: 143,837.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,522.31 : 312,541.47 = 95,966.19 : x
  2. Step 2: Convert to fraction form
    208,522.31/312,541.47 = 95,966.19/x
  3. Step 3: Cross multiply
    208,522.31x = 312,541.47 × 95,966.19
  4. Step 4: Simplify right side
    208,522.31x = 29,993,414,092.90
  5. Step 5: Solve for x
    x = 29,993,414,092.90/208,522.31
  6. Step 6: Final answer
    x = 143,837.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.