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Finding the Fourth Proportional to 262,029.27, 393,126.98 and 93,545.98

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Solution

The fourth proportional to 262,029.27, 393,126.98 and 93,545.98 is: 140,348.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,029.27 : 393,126.98 = 93,545.98 : x
  2. Step 2: Convert to fraction form
    262,029.27/393,126.98 = 93,545.98/x
  3. Step 3: Cross multiply
    262,029.27x = 393,126.98 × 93,545.98
  4. Step 4: Simplify right side
    262,029.27x = 36,775,448,632.22
  5. Step 5: Solve for x
    x = 36,775,448,632.22/262,029.27
  6. Step 6: Final answer
    x = 140,348.63

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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.