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Finding the Fourth Proportional to 96,361, 144,480.75 and 46,453.66

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Solution

The fourth proportional to 96,361, 144,480.75 and 46,453.66 is: 69,651.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,361 : 144,480.75 = 46,453.66 : x
  2. Step 2: Convert to fraction form
    96,361/144,480.75 = 46,453.66/x
  3. Step 3: Cross multiply
    96,361x = 144,480.75 × 46,453.66
  4. Step 4: Simplify right side
    96,361x = 6,711,659,637.05
  5. Step 5: Solve for x
    x = 6,711,659,637.05/96,361
  6. Step 6: Final answer
    x = 69,651.20

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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.