Home / 52,515.66-78,808.52-27,238.48

Finding the Fourth Proportional to 52,515.66, 78,808.52 and 27,238.48

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Solution

The fourth proportional to 52,515.66, 78,808.52 and 27,238.48 is: 40,875.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,515.66 : 78,808.52 = 27,238.48 : x
  2. Step 2: Convert to fraction form
    52,515.66/78,808.52 = 27,238.48/x
  3. Step 3: Cross multiply
    52,515.66x = 78,808.52 × 27,238.48
  4. Step 4: Simplify right side
    52,515.66x = 2,146,624,166.92
  5. Step 5: Solve for x
    x = 2,146,624,166.92/52,515.66
  6. Step 6: Final answer
    x = 40,875.88

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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.