Home / 67,609.48-101,438.40-30,166.24

Finding the Fourth Proportional to 67,609.48, 101,438.40 and 30,166.24

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Solution

The fourth proportional to 67,609.48, 101,438.40 and 30,166.24 is: 45,260.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,609.48 : 101,438.40 = 30,166.24 : x
  2. Step 2: Convert to fraction form
    67,609.48/101,438.40 = 30,166.24/x
  3. Step 3: Cross multiply
    67,609.48x = 101,438.40 × 30,166.24
  4. Step 4: Simplify right side
    67,609.48x = 3,060,015,119.62
  5. Step 5: Solve for x
    x = 3,060,015,119.62/67,609.48
  6. Step 6: Final answer
    x = 45,260.15

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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.