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Finding the Fourth Proportional to 52,901.94, 79,314.02 and 25,219.38

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Solution

The fourth proportional to 52,901.94, 79,314.02 and 25,219.38 is: 37,810.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,901.94 : 79,314.02 = 25,219.38 : x
  2. Step 2: Convert to fraction form
    52,901.94/79,314.02 = 25,219.38/x
  3. Step 3: Cross multiply
    52,901.94x = 79,314.02 × 25,219.38
  4. Step 4: Simplify right side
    52,901.94x = 2,000,250,409.71
  5. Step 5: Solve for x
    x = 2,000,250,409.71/52,901.94
  6. Step 6: Final answer
    x = 37,810.53

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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.