Home / 73,964.40-102,045.93-42,110.74

Finding the Fourth Proportional to 73,964.40, 102,045.93 and 42,110.74

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Solution

The fourth proportional to 73,964.40, 102,045.93 and 42,110.74 is: 58,098.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,964.40 : 102,045.93 = 42,110.74 : x
  2. Step 2: Convert to fraction form
    73,964.40/102,045.93 = 42,110.74/x
  3. Step 3: Cross multiply
    73,964.40x = 102,045.93 × 42,110.74
  4. Step 4: Simplify right side
    73,964.40x = 4,297,229,626.29
  5. Step 5: Solve for x
    x = 4,297,229,626.29/73,964.40
  6. Step 6: Final answer
    x = 58,098.62

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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.