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Finding the Fourth Proportional to 163,347.64, 244,977.72 and 44,990.86

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Solution

The fourth proportional to 163,347.64, 244,977.72 and 44,990.86 is: 67,474.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,347.64 : 244,977.72 = 44,990.86 : x
  2. Step 2: Convert to fraction form
    163,347.64/244,977.72 = 44,990.86/x
  3. Step 3: Cross multiply
    163,347.64x = 244,977.72 × 44,990.86
  4. Step 4: Simplify right side
    163,347.64x = 11,021,758,303.64
  5. Step 5: Solve for x
    x = 11,021,758,303.64/163,347.64
  6. Step 6: Final answer
    x = 67,474.24

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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.