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Finding the Fourth Proportional to 73,774.62, 101,802.14 and 41,937.30

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Solution

The fourth proportional to 73,774.62, 101,802.14 and 41,937.30 is: 57,869.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,774.62 : 101,802.14 = 41,937.30 : x
  2. Step 2: Convert to fraction form
    73,774.62/101,802.14 = 41,937.30/x
  3. Step 3: Cross multiply
    73,774.62x = 101,802.14 × 41,937.30
  4. Step 4: Simplify right side
    73,774.62x = 4,269,306,885.82
  5. Step 5: Solve for x
    x = 4,269,306,885.82/73,774.62
  6. Step 6: Final answer
    x = 57,869.59

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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.