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Finding the Fourth Proportional to 51,095.66, 76,655.02 and 15,560.16

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Solution

The fourth proportional to 51,095.66, 76,655.02 and 15,560.16 is: 23,343.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,095.66 : 76,655.02 = 15,560.16 : x
  2. Step 2: Convert to fraction form
    51,095.66/76,655.02 = 15,560.16/x
  3. Step 3: Cross multiply
    51,095.66x = 76,655.02 × 15,560.16
  4. Step 4: Simplify right side
    51,095.66x = 1,192,764,376.00
  5. Step 5: Solve for x
    x = 1,192,764,376.00/51,095.66
  6. Step 6: Final answer
    x = 23,343.75

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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.