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Finding the Fourth Proportional to 114,636.32, 171,928.74 and 48,151.52

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Solution

The fourth proportional to 114,636.32, 171,928.74 and 48,151.52 is: 72,216.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,636.32 : 171,928.74 = 48,151.52 : x
  2. Step 2: Convert to fraction form
    114,636.32/171,928.74 = 48,151.52/x
  3. Step 3: Cross multiply
    114,636.32x = 171,928.74 × 48,151.52
  4. Step 4: Simplify right side
    114,636.32x = 8,278,630,162.68
  5. Step 5: Solve for x
    x = 8,278,630,162.68/114,636.32
  6. Step 6: Final answer
    x = 72,216.47

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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.