Home / 144,256.86-199,070.82-80,595.12

Finding the Fourth Proportional to 144,256.86, 199,070.82 and 80,595.12

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Solution

The fourth proportional to 144,256.86, 199,070.82 and 80,595.12 is: 111,219.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,256.86 : 199,070.82 = 80,595.12 : x
  2. Step 2: Convert to fraction form
    144,256.86/199,070.82 = 80,595.12/x
  3. Step 3: Cross multiply
    144,256.86x = 199,070.82 × 80,595.12
  4. Step 4: Simplify right side
    144,256.86x = 16,044,136,626.40
  5. Step 5: Solve for x
    x = 16,044,136,626.40/144,256.86
  6. Step 6: Final answer
    x = 111,219.23

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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.