Home / 74,071.31-102,202.09-43,841.57

Finding the Fourth Proportional to 74,071.31, 102,202.09 and 43,841.57

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Solution

The fourth proportional to 74,071.31, 102,202.09 and 43,841.57 is: 60,491.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,071.31 : 102,202.09 = 43,841.57 : x
  2. Step 2: Convert to fraction form
    74,071.31/102,202.09 = 43,841.57/x
  3. Step 3: Cross multiply
    74,071.31x = 102,202.09 × 43,841.57
  4. Step 4: Simplify right side
    74,071.31x = 4,480,699,462.27
  5. Step 5: Solve for x
    x = 4,480,699,462.27/74,071.31
  6. Step 6: Final answer
    x = 60,491.70

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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.