Home / 131,996.46-182,164.77-75,406.62

Finding the Fourth Proportional to 131,996.46, 182,164.77 and 75,406.62

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Solution

The fourth proportional to 131,996.46, 182,164.77 and 75,406.62 is: 104,066.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,996.46 : 182,164.77 = 75,406.62 : x
  2. Step 2: Convert to fraction form
    131,996.46/182,164.77 = 75,406.62/x
  3. Step 3: Cross multiply
    131,996.46x = 182,164.77 × 75,406.62
  4. Step 4: Simplify right side
    131,996.46x = 13,736,429,588.78
  5. Step 5: Solve for x
    x = 13,736,429,588.78/131,996.46
  6. Step 6: Final answer
    x = 104,066.65

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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.