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Finding the Fourth Proportional to 51,749.70, 77,624.55 and 32,066.70

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Solution

The fourth proportional to 51,749.70, 77,624.55 and 32,066.70 is: 48,100.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,749.70 : 77,624.55 = 32,066.70 : x
  2. Step 2: Convert to fraction form
    51,749.70/77,624.55 = 32,066.70/x
  3. Step 3: Cross multiply
    51,749.70x = 77,624.55 × 32,066.70
  4. Step 4: Simplify right side
    51,749.70x = 2,489,163,157.49
  5. Step 5: Solve for x
    x = 2,489,163,157.49/51,749.70
  6. Step 6: Final answer
    x = 48,100.05

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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.