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Finding the Fourth Proportional to 64,113, 96,158.34 and 17,354.94

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Solution

The fourth proportional to 64,113, 96,158.34 and 17,354.94 is: 26,029.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,113 : 96,158.34 = 17,354.94 : x
  2. Step 2: Convert to fraction form
    64,113/96,158.34 = 17,354.94/x
  3. Step 3: Cross multiply
    64,113x = 96,158.34 × 17,354.94
  4. Step 4: Simplify right side
    64,113x = 1,668,822,221.20
  5. Step 5: Solve for x
    x = 1,668,822,221.20/64,113
  6. Step 6: Final answer
    x = 26,029.39

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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.