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Finding the Fourth Proportional to 73,878.24, 110,915.46 and 34,462.92

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Solution

The fourth proportional to 73,878.24, 110,915.46 and 34,462.92 is: 51,740.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,878.24 : 110,915.46 = 34,462.92 : x
  2. Step 2: Convert to fraction form
    73,878.24/110,915.46 = 34,462.92/x
  3. Step 3: Cross multiply
    73,878.24x = 110,915.46 × 34,462.92
  4. Step 4: Simplify right side
    73,878.24x = 3,822,470,624.74
  5. Step 5: Solve for x
    x = 3,822,470,624.74/73,878.24
  6. Step 6: Final answer
    x = 51,740.14

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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.