Home / 61,696.08-85,142.32-34,842.62

Finding the Fourth Proportional to 61,696.08, 85,142.32 and 34,842.62

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Solution

The fourth proportional to 61,696.08, 85,142.32 and 34,842.62 is: 48,083.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,696.08 : 85,142.32 = 34,842.62 : x
  2. Step 2: Convert to fraction form
    61,696.08/85,142.32 = 34,842.62/x
  3. Step 3: Cross multiply
    61,696.08x = 85,142.32 × 34,842.62
  4. Step 4: Simplify right side
    61,696.08x = 2,966,581,501.68
  5. Step 5: Solve for x
    x = 2,966,581,501.68/61,696.08
  6. Step 6: Final answer
    x = 48,083.79

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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.