Home / 144,256.63-199,070.48-80,594.90

Finding the Fourth Proportional to 144,256.63, 199,070.48 and 80,594.90

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Solution

The fourth proportional to 144,256.63, 199,070.48 and 80,594.90 is: 111,218.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,256.63 : 199,070.48 = 80,594.90 : x
  2. Step 2: Convert to fraction form
    144,256.63/199,070.48 = 80,594.90/x
  3. Step 3: Cross multiply
    144,256.63x = 199,070.48 × 80,594.90
  4. Step 4: Simplify right side
    144,256.63x = 16,044,065,025.58
  5. Step 5: Solve for x
    x = 16,044,065,025.58/144,256.63
  6. Step 6: Final answer
    x = 111,218.91

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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.