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Finding the Fourth Proportional to 144,367.28, 216,574.28 and 44,504.12

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Solution

The fourth proportional to 144,367.28, 216,574.28 and 44,504.12 is: 66,763.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,367.28 : 216,574.28 = 44,504.12 : x
  2. Step 2: Convert to fraction form
    144,367.28/216,574.28 = 44,504.12/x
  3. Step 3: Cross multiply
    144,367.28x = 216,574.28 × 44,504.12
  4. Step 4: Simplify right side
    144,367.28x = 9,638,448,064.95
  5. Step 5: Solve for x
    x = 9,638,448,064.95/144,367.28
  6. Step 6: Final answer
    x = 66,763.38

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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.