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Finding the Fourth Proportional to 60,674.61, 91,052.93 and 21,232.07

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Solution

The fourth proportional to 60,674.61, 91,052.93 and 21,232.07 is: 31,862.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,674.61 : 91,052.93 = 21,232.07 : x
  2. Step 2: Convert to fraction form
    60,674.61/91,052.93 = 21,232.07/x
  3. Step 3: Cross multiply
    60,674.61x = 91,052.93 × 21,232.07
  4. Step 4: Simplify right side
    60,674.61x = 1,933,241,622.04
  5. Step 5: Solve for x
    x = 1,933,241,622.04/60,674.61
  6. Step 6: Final answer
    x = 31,862.45

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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.