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Finding the Fourth Proportional to 66,169.64, 99,253.82 and 26,726.22

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Solution

The fourth proportional to 66,169.64, 99,253.82 and 26,726.22 is: 40,089.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,169.64 : 99,253.82 = 26,726.22 : x
  2. Step 2: Convert to fraction form
    66,169.64/99,253.82 = 26,726.22/x
  3. Step 3: Cross multiply
    66,169.64x = 99,253.82 × 26,726.22
  4. Step 4: Simplify right side
    66,169.64x = 2,652,679,495.98
  5. Step 5: Solve for x
    x = 2,652,679,495.98/66,169.64
  6. Step 6: Final answer
    x = 40,089.07

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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.