Home / 144,616.02-199,568.07-80,953.74

Finding the Fourth Proportional to 144,616.02, 199,568.07 and 80,953.74

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Solution

The fourth proportional to 144,616.02, 199,568.07 and 80,953.74 is: 111,715.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,616.02 : 199,568.07 = 80,953.74 : x
  2. Step 2: Convert to fraction form
    144,616.02/199,568.07 = 80,953.74/x
  3. Step 3: Cross multiply
    144,616.02x = 199,568.07 × 80,953.74
  4. Step 4: Simplify right side
    144,616.02x = 16,155,781,651.08
  5. Step 5: Solve for x
    x = 16,155,781,651.08/144,616.02
  6. Step 6: Final answer
    x = 111,715.02

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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.