Home / 144,336.84-199,194.18-80,677.32

Finding the Fourth Proportional to 144,336.84, 199,194.18 and 80,677.32

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Solution

The fourth proportional to 144,336.84, 199,194.18 and 80,677.32 is: 111,339.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,336.84 : 199,194.18 = 80,677.32 : x
  2. Step 2: Convert to fraction form
    144,336.84/199,194.18 = 80,677.32/x
  3. Step 3: Cross multiply
    144,336.84x = 199,194.18 × 80,677.32
  4. Step 4: Simplify right side
    144,336.84x = 16,070,452,602.00
  5. Step 5: Solve for x
    x = 16,070,452,602.00/144,336.84
  6. Step 6: Final answer
    x = 111,339.92

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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.