Home / 56,724.84-85,050.81-27,142.02

Finding the Fourth Proportional to 56,724.84, 85,050.81 and 27,142.02

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Solution

The fourth proportional to 56,724.84, 85,050.81 and 27,142.02 is: 40,695.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,724.84 : 85,050.81 = 27,142.02 : x
  2. Step 2: Convert to fraction form
    56,724.84/85,050.81 = 27,142.02/x
  3. Step 3: Cross multiply
    56,724.84x = 85,050.81 × 27,142.02
  4. Step 4: Simplify right side
    56,724.84x = 2,308,450,786.04
  5. Step 5: Solve for x
    x = 2,308,450,786.04/56,724.84
  6. Step 6: Final answer
    x = 40,695.59

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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.