Home / 102,519.02-141,473.04-60,105.80

Finding the Fourth Proportional to 102,519.02, 141,473.04 and 60,105.80

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Solution

The fourth proportional to 102,519.02, 141,473.04 and 60,105.80 is: 82,944.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,519.02 : 141,473.04 = 60,105.80 : x
  2. Step 2: Convert to fraction form
    102,519.02/141,473.04 = 60,105.80/x
  3. Step 3: Cross multiply
    102,519.02x = 141,473.04 × 60,105.80
  4. Step 4: Simplify right side
    102,519.02x = 8,503,350,247.63
  5. Step 5: Solve for x
    x = 8,503,350,247.63/102,519.02
  6. Step 6: Final answer
    x = 82,944.12

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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.