Home / 114,650.28-171,909-44,447.40

Finding the Fourth Proportional to 114,650.28, 171,909 and 44,447.40

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Solution

The fourth proportional to 114,650.28, 171,909 and 44,447.40 is: 66,645.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,650.28 : 171,909 = 44,447.40 : x
  2. Step 2: Convert to fraction form
    114,650.28/171,909 = 44,447.40/x
  3. Step 3: Cross multiply
    114,650.28x = 171,909 × 44,447.40
  4. Step 4: Simplify right side
    114,650.28x = 7,640,908,086.60
  5. Step 5: Solve for x
    x = 7,640,908,086.60/114,650.28
  6. Step 6: Final answer
    x = 66,645.35

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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.