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Finding the Fourth Proportional to 92,441.70, 138,667.14 and 36,276.84

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Solution

The fourth proportional to 92,441.70, 138,667.14 and 36,276.84 is: 54,417.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,441.70 : 138,667.14 = 36,276.84 : x
  2. Step 2: Convert to fraction form
    92,441.70/138,667.14 = 36,276.84/x
  3. Step 3: Cross multiply
    92,441.70x = 138,667.14 × 36,276.84
  4. Step 4: Simplify right side
    92,441.70x = 5,030,405,651.04
  5. Step 5: Solve for x
    x = 5,030,405,651.04/92,441.70
  6. Step 6: Final answer
    x = 54,417.06

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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.