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Finding the Fourth Proportional to 67,665.51, 101,510.64 and 22,682.43

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Solution

The fourth proportional to 67,665.51, 101,510.64 and 22,682.43 is: 34,027.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,665.51 : 101,510.64 = 22,682.43 : x
  2. Step 2: Convert to fraction form
    67,665.51/101,510.64 = 22,682.43/x
  3. Step 3: Cross multiply
    67,665.51x = 101,510.64 × 22,682.43
  4. Step 4: Simplify right side
    67,665.51x = 2,302,507,986.06
  5. Step 5: Solve for x
    x = 2,302,507,986.06/67,665.51
  6. Step 6: Final answer
    x = 34,027.79

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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.