Home / 137,678.31-206,537.18-60,826.91

Finding the Fourth Proportional to 137,678.31, 206,537.18 and 60,826.91

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Solution

The fourth proportional to 137,678.31, 206,537.18 and 60,826.91 is: 91,249.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,678.31 : 206,537.18 = 60,826.91 : x
  2. Step 2: Convert to fraction form
    137,678.31/206,537.18 = 60,826.91/x
  3. Step 3: Cross multiply
    137,678.31x = 206,537.18 × 60,826.91
  4. Step 4: Simplify right side
    137,678.31x = 12,563,017,122.69
  5. Step 5: Solve for x
    x = 12,563,017,122.69/137,678.31
  6. Step 6: Final answer
    x = 91,249.07

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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.