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Finding the Fourth Proportional to 73,376.46, 101,253.78 and 43,162.92

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Solution

The fourth proportional to 73,376.46, 101,253.78 and 43,162.92 is: 59,561.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,376.46 : 101,253.78 = 43,162.92 : x
  2. Step 2: Convert to fraction form
    73,376.46/101,253.78 = 43,162.92/x
  3. Step 3: Cross multiply
    73,376.46x = 101,253.78 × 43,162.92
  4. Step 4: Simplify right side
    73,376.46x = 4,370,408,805.84
  5. Step 5: Solve for x
    x = 4,370,408,805.84/73,376.46
  6. Step 6: Final answer
    x = 59,561.46

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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.