Home / 144,951.26-199,931.49-140,074.25

Finding the Fourth Proportional to 144,951.26, 199,931.49 and 140,074.25

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Solution

The fourth proportional to 144,951.26, 199,931.49 and 140,074.25 is: 193,204.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,951.26 : 199,931.49 = 140,074.25 : x
  2. Step 2: Convert to fraction form
    144,951.26/199,931.49 = 140,074.25/x
  3. Step 3: Cross multiply
    144,951.26x = 199,931.49 × 140,074.25
  4. Step 4: Simplify right side
    144,951.26x = 28,005,252,513.48
  5. Step 5: Solve for x
    x = 28,005,252,513.48/144,951.26
  6. Step 6: Final answer
    x = 193,204.62

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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.