Home / 144,007.20-216,010.80-44,166.60

Finding the Fourth Proportional to 144,007.20, 216,010.80 and 44,166.60

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Solution

The fourth proportional to 144,007.20, 216,010.80 and 44,166.60 is: 66,249.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,007.20 : 216,010.80 = 44,166.60 : x
  2. Step 2: Convert to fraction form
    144,007.20/216,010.80 = 44,166.60/x
  3. Step 3: Cross multiply
    144,007.20x = 216,010.80 × 44,166.60
  4. Step 4: Simplify right side
    144,007.20x = 9,540,462,599.28
  5. Step 5: Solve for x
    x = 9,540,462,599.28/144,007.20
  6. Step 6: Final answer
    x = 66,249.90

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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.