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Finding the Fourth Proportional to 60,952.60, 91,417.68 and 27,664.64

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Solution

The fourth proportional to 60,952.60, 91,417.68 and 27,664.64 is: 41,491.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,952.60 : 91,417.68 = 27,664.64 : x
  2. Step 2: Convert to fraction form
    60,952.60/91,417.68 = 27,664.64/x
  3. Step 3: Cross multiply
    60,952.60x = 91,417.68 × 27,664.64
  4. Step 4: Simplify right side
    60,952.60x = 2,529,037,206.84
  5. Step 5: Solve for x
    x = 2,529,037,206.84/60,952.60
  6. Step 6: Final answer
    x = 41,491.87

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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.