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Finding the Fourth Proportional to 52,803, 79,105.62 and 26,476.92

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Solution

The fourth proportional to 52,803, 79,105.62 and 26,476.92 is: 39,665.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,803 : 79,105.62 = 26,476.92 : x
  2. Step 2: Convert to fraction form
    52,803/79,105.62 = 26,476.92/x
  3. Step 3: Cross multiply
    52,803x = 79,105.62 × 26,476.92
  4. Step 4: Simplify right side
    52,803x = 2,094,473,172.29
  5. Step 5: Solve for x
    x = 2,094,473,172.29/52,803
  6. Step 6: Final answer
    x = 39,665.80

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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.