Home / 64,204.05-96,316.34-19,820.37

Finding the Fourth Proportional to 64,204.05, 96,316.34 and 19,820.37

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Solution

The fourth proportional to 64,204.05, 96,316.34 and 19,820.37 is: 29,733.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,204.05 : 96,316.34 = 19,820.37 : x
  2. Step 2: Convert to fraction form
    64,204.05/96,316.34 = 19,820.37/x
  3. Step 3: Cross multiply
    64,204.05x = 96,316.34 × 19,820.37
  4. Step 4: Simplify right side
    64,204.05x = 1,909,025,396.74
  5. Step 5: Solve for x
    x = 1,909,025,396.74/64,204.05
  6. Step 6: Final answer
    x = 29,733.72

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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.