Home / 61,664.82-85,002.39-50,314.29

Finding the Fourth Proportional to 61,664.82, 85,002.39 and 50,314.29

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Solution

The fourth proportional to 61,664.82, 85,002.39 and 50,314.29 is: 69,356.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,664.82 : 85,002.39 = 50,314.29 : x
  2. Step 2: Convert to fraction form
    61,664.82/85,002.39 = 50,314.29/x
  3. Step 3: Cross multiply
    61,664.82x = 85,002.39 × 50,314.29
  4. Step 4: Simplify right side
    61,664.82x = 4,276,834,901.15
  5. Step 5: Solve for x
    x = 4,276,834,901.15/61,664.82
  6. Step 6: Final answer
    x = 69,356.16

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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.