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Finding the Fourth Proportional to 64,078.86, 96,050.25 and 37,795.98

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Solution

The fourth proportional to 64,078.86, 96,050.25 and 37,795.98 is: 56,653.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,078.86 : 96,050.25 = 37,795.98 : x
  2. Step 2: Convert to fraction form
    64,078.86/96,050.25 = 37,795.98/x
  3. Step 3: Cross multiply
    64,078.86x = 96,050.25 × 37,795.98
  4. Step 4: Simplify right side
    64,078.86x = 3,630,313,328.00
  5. Step 5: Solve for x
    x = 3,630,313,328.00/64,078.86
  6. Step 6: Final answer
    x = 56,653.84

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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.