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Finding the Fourth Proportional to 262,039.41, 392,962.41 and 93,514.65

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Solution

The fourth proportional to 262,039.41, 392,962.41 and 93,514.65 is: 140,237.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,039.41 : 392,962.41 = 93,514.65 : x
  2. Step 2: Convert to fraction form
    262,039.41/392,962.41 = 93,514.65/x
  3. Step 3: Cross multiply
    262,039.41x = 392,962.41 × 93,514.65
  4. Step 4: Simplify right side
    262,039.41x = 36,747,742,234.31
  5. Step 5: Solve for x
    x = 36,747,742,234.31/262,039.41
  6. Step 6: Final answer
    x = 140,237.46

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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.