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Finding the Fourth Proportional to 183,797.10, 275,695.65 and 72,989.10

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Solution

The fourth proportional to 183,797.10, 275,695.65 and 72,989.10 is: 109,483.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,797.10 : 275,695.65 = 72,989.10 : x
  2. Step 2: Convert to fraction form
    183,797.10/275,695.65 = 72,989.10/x
  3. Step 3: Cross multiply
    183,797.10x = 275,695.65 × 72,989.10
  4. Step 4: Simplify right side
    183,797.10x = 20,122,777,367.42
  5. Step 5: Solve for x
    x = 20,122,777,367.42/183,797.10
  6. Step 6: Final answer
    x = 109,483.65

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1.5x scale

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.