Home / 144,574.84-199,495.38-80,896.60

Finding the Fourth Proportional to 144,574.84, 199,495.38 and 80,896.60

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Solution

The fourth proportional to 144,574.84, 199,495.38 and 80,896.60 is: 111,627.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,574.84 : 199,495.38 = 80,896.60 : x
  2. Step 2: Convert to fraction form
    144,574.84/199,495.38 = 80,896.60/x
  3. Step 3: Cross multiply
    144,574.84x = 199,495.38 × 80,896.60
  4. Step 4: Simplify right side
    144,574.84x = 16,138,497,957.71
  5. Step 5: Solve for x
    x = 16,138,497,957.71/144,574.84
  6. Step 6: Final answer
    x = 111,627.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.