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Finding the Fourth Proportional to 70,066.56, 105,077.28 and 23,306.88

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Solution

The fourth proportional to 70,066.56, 105,077.28 and 23,306.88 is: 34,952.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,066.56 : 105,077.28 = 23,306.88 : x
  2. Step 2: Convert to fraction form
    70,066.56/105,077.28 = 23,306.88/x
  3. Step 3: Cross multiply
    70,066.56x = 105,077.28 × 23,306.88
  4. Step 4: Simplify right side
    70,066.56x = 2,449,023,555.69
  5. Step 5: Solve for x
    x = 2,449,023,555.69/70,066.56
  6. Step 6: Final answer
    x = 34,952.82

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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.