Home / 124,808.20-187,212.30-36,064.60

Finding the Fourth Proportional to 124,808.20, 187,212.30 and 36,064.60

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Solution

The fourth proportional to 124,808.20, 187,212.30 and 36,064.60 is: 54,096.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,808.20 : 187,212.30 = 36,064.60 : x
  2. Step 2: Convert to fraction form
    124,808.20/187,212.30 = 36,064.60/x
  3. Step 3: Cross multiply
    124,808.20x = 187,212.30 × 36,064.60
  4. Step 4: Simplify right side
    124,808.20x = 6,751,736,714.58
  5. Step 5: Solve for x
    x = 6,751,736,714.58/124,808.20
  6. Step 6: Final answer
    x = 54,096.90

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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.