Home / 73,968.14-102,051.09-42,114.49

Finding the Fourth Proportional to 73,968.14, 102,051.09 and 42,114.49

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Solution

The fourth proportional to 73,968.14, 102,051.09 and 42,114.49 is: 58,103.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,968.14 : 102,051.09 = 42,114.49 : x
  2. Step 2: Convert to fraction form
    73,968.14/102,051.09 = 42,114.49/x
  3. Step 3: Cross multiply
    73,968.14x = 102,051.09 × 42,114.49
  4. Step 4: Simplify right side
    73,968.14x = 4,297,829,609.29
  5. Step 5: Solve for x
    x = 4,297,829,609.29/73,968.14
  6. Step 6: Final answer
    x = 58,103.79

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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.