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Finding the Fourth Proportional to 56,652.84, 84,813.12 and 39,727.16

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Solution

The fourth proportional to 56,652.84, 84,813.12 and 39,727.16 is: 59,474.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,652.84 : 84,813.12 = 39,727.16 : x
  2. Step 2: Convert to fraction form
    56,652.84/84,813.12 = 39,727.16/x
  3. Step 3: Cross multiply
    56,652.84x = 84,813.12 × 39,727.16
  4. Step 4: Simplify right side
    56,652.84x = 3,369,384,388.34
  5. Step 5: Solve for x
    x = 3,369,384,388.34/56,652.84
  6. Step 6: Final answer
    x = 59,474.24

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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.