Home / 64,213.05-96,320.22-28,676.18

Finding the Fourth Proportional to 64,213.05, 96,320.22 and 28,676.18

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Solution

The fourth proportional to 64,213.05, 96,320.22 and 28,676.18 is: 43,014.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,213.05 : 96,320.22 = 28,676.18 : x
  2. Step 2: Convert to fraction form
    64,213.05/96,320.22 = 28,676.18/x
  3. Step 3: Cross multiply
    64,213.05x = 96,320.22 × 28,676.18
  4. Step 4: Simplify right side
    64,213.05x = 2,762,095,484.76
  5. Step 5: Solve for x
    x = 2,762,095,484.76/64,213.05
  6. Step 6: Final answer
    x = 43,014.55

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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.