Home / 166,097.72-229,231.68-98,136.68

Finding the Fourth Proportional to 166,097.72, 229,231.68 and 98,136.68

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Solution

The fourth proportional to 166,097.72, 229,231.68 and 98,136.68 is: 135,438.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,097.72 : 229,231.68 = 98,136.68 : x
  2. Step 2: Convert to fraction form
    166,097.72/229,231.68 = 98,136.68/x
  3. Step 3: Cross multiply
    166,097.72x = 229,231.68 × 98,136.68
  4. Step 4: Simplify right side
    166,097.72x = 22,496,036,026.02
  5. Step 5: Solve for x
    x = 22,496,036,026.02/166,097.72
  6. Step 6: Final answer
    x = 135,438.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.