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Finding the Fourth Proportional to 163,385.64, 244,904.22 and 93,113.64

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Solution

The fourth proportional to 163,385.64, 244,904.22 and 93,113.64 is: 139,571.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,385.64 : 244,904.22 = 93,113.64 : x
  2. Step 2: Convert to fraction form
    163,385.64/244,904.22 = 93,113.64/x
  3. Step 3: Cross multiply
    163,385.64x = 244,904.22 × 93,113.64
  4. Step 4: Simplify right side
    163,385.64x = 22,803,923,375.56
  5. Step 5: Solve for x
    x = 22,803,923,375.56/163,385.64
  6. Step 6: Final answer
    x = 139,571.16

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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.