Home / 109,276.88-163,860.42-63,699.24

Finding the Fourth Proportional to 109,276.88, 163,860.42 and 63,699.24

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Solution

The fourth proportional to 109,276.88, 163,860.42 and 63,699.24 is: 95,516.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,276.88 : 163,860.42 = 63,699.24 : x
  2. Step 2: Convert to fraction form
    109,276.88/163,860.42 = 63,699.24/x
  3. Step 3: Cross multiply
    109,276.88x = 163,860.42 × 63,699.24
  4. Step 4: Simplify right side
    109,276.88x = 10,437,784,220.08
  5. Step 5: Solve for x
    x = 10,437,784,220.08/109,276.88
  6. Step 6: Final answer
    x = 95,516.86

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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.