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Finding the Fourth Proportional to 64,164.87, 96,246.99 and 17,417.70

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Solution

The fourth proportional to 64,164.87, 96,246.99 and 17,417.70 is: 26,126.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,164.87 : 96,246.99 = 17,417.70 : x
  2. Step 2: Convert to fraction form
    64,164.87/96,246.99 = 17,417.70/x
  3. Step 3: Cross multiply
    64,164.87x = 96,246.99 × 17,417.70
  4. Step 4: Simplify right side
    64,164.87x = 1,676,401,197.72
  5. Step 5: Solve for x
    x = 1,676,401,197.72/64,164.87
  6. Step 6: Final answer
    x = 26,126.46

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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.