Home / 66,719.56-100,045.58-22,330.44

Finding the Fourth Proportional to 66,719.56, 100,045.58 and 22,330.44

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Solution

The fourth proportional to 66,719.56, 100,045.58 and 22,330.44 is: 33,484.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,719.56 : 100,045.58 = 22,330.44 : x
  2. Step 2: Convert to fraction form
    66,719.56/100,045.58 = 22,330.44/x
  3. Step 3: Cross multiply
    66,719.56x = 100,045.58 × 22,330.44
  4. Step 4: Simplify right side
    66,719.56x = 2,234,061,821.46
  5. Step 5: Solve for x
    x = 2,234,061,821.46/66,719.56
  6. Step 6: Final answer
    x = 33,484.36

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1.5x scale

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.