Home / 64,220.35-96,344.87-30,968.38

Finding the Fourth Proportional to 64,220.35, 96,344.87 and 30,968.38

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Solution

The fourth proportional to 64,220.35, 96,344.87 and 30,968.38 is: 46,459.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,220.35 : 96,344.87 = 30,968.38 : x
  2. Step 2: Convert to fraction form
    64,220.35/96,344.87 = 30,968.38/x
  3. Step 3: Cross multiply
    64,220.35x = 96,344.87 × 30,968.38
  4. Step 4: Simplify right side
    64,220.35x = 2,983,644,545.21
  5. Step 5: Solve for x
    x = 2,983,644,545.21/64,220.35
  6. Step 6: Final answer
    x = 46,459.49

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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.