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Finding the Fourth Proportional to 64,167.96, 96,251.52 and 17,420.76

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Solution

The fourth proportional to 64,167.96, 96,251.52 and 17,420.76 is: 26,131.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,167.96 : 96,251.52 = 17,420.76 : x
  2. Step 2: Convert to fraction form
    64,167.96/96,251.52 = 17,420.76/x
  3. Step 3: Cross multiply
    64,167.96x = 96,251.52 × 17,420.76
  4. Step 4: Simplify right side
    64,167.96x = 1,676,774,629.56
  5. Step 5: Solve for x
    x = 1,676,774,629.56/64,167.96
  6. Step 6: Final answer
    x = 26,131.03

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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.