Home / 124,912.10-187,392.80-36,166.34

Finding the Fourth Proportional to 124,912.10, 187,392.80 and 36,166.34

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Solution

The fourth proportional to 124,912.10, 187,392.80 and 36,166.34 is: 54,256.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,912.10 : 187,392.80 = 36,166.34 : x
  2. Step 2: Convert to fraction form
    124,912.10/187,392.80 = 36,166.34/x
  3. Step 3: Cross multiply
    124,912.10x = 187,392.80 × 36,166.34
  4. Step 4: Simplify right side
    124,912.10x = 6,777,311,537.52
  5. Step 5: Solve for x
    x = 6,777,311,537.52/124,912.10
  6. Step 6: Final answer
    x = 54,256.65

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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.