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Finding the Fourth Proportional to 230,376.05, 345,569.52 and 61,896.59

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Solution

The fourth proportional to 230,376.05, 345,569.52 and 61,896.59 is: 92,846.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,376.05 : 345,569.52 = 61,896.59 : x
  2. Step 2: Convert to fraction form
    230,376.05/345,569.52 = 61,896.59/x
  3. Step 3: Cross multiply
    230,376.05x = 345,569.52 × 61,896.59
  4. Step 4: Simplify right side
    230,376.05x = 21,389,574,895.94
  5. Step 5: Solve for x
    x = 21,389,574,895.94/230,376.05
  6. Step 6: Final answer
    x = 92,846.35

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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.