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Finding the Fourth Proportional to 230,472, 345,708 and 55,368

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Solution

The fourth proportional to 230,472, 345,708 and 55,368 is: 83,052

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,472 : 345,708 = 55,368 : x
  2. Step 2: Convert to fraction form
    230,472/345,708 = 55,368/x
  3. Step 3: Cross multiply
    230,472x = 345,708 × 55,368
  4. Step 4: Simplify right side
    230,472x = 19,141,160,544
  5. Step 5: Solve for x
    x = 19,141,160,544/230,472
  6. Step 6: Final answer
    x = 83,052

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.