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Finding the Fourth Proportional to 68,048.86, 93,911.67 and 37,840.93

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Solution

The fourth proportional to 68,048.86, 93,911.67 and 37,840.93 is: 52,222.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,048.86 : 93,911.67 = 37,840.93 : x
  2. Step 2: Convert to fraction form
    68,048.86/93,911.67 = 37,840.93/x
  3. Step 3: Cross multiply
    68,048.86x = 93,911.67 × 37,840.93
  4. Step 4: Simplify right side
    68,048.86x = 3,553,704,930.65
  5. Step 5: Solve for x
    x = 3,553,704,930.65/68,048.86
  6. Step 6: Final answer
    x = 52,222.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.