Home / 131,116.68-196,752.87-122,814.27

Finding the Fourth Proportional to 131,116.68, 196,752.87 and 122,814.27

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Solution

The fourth proportional to 131,116.68, 196,752.87 and 122,814.27 is: 184,294.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,116.68 : 196,752.87 = 122,814.27 : x
  2. Step 2: Convert to fraction form
    131,116.68/196,752.87 = 122,814.27/x
  3. Step 3: Cross multiply
    131,116.68x = 196,752.87 × 122,814.27
  4. Step 4: Simplify right side
    131,116.68x = 24,164,060,099.45
  5. Step 5: Solve for x
    x = 24,164,060,099.45/131,116.68
  6. Step 6: Final answer
    x = 184,294.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.