Home / 85,052.13-117,369.77-46,288.31

Finding the Fourth Proportional to 85,052.13, 117,369.77 and 46,288.31

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Solution

The fourth proportional to 85,052.13, 117,369.77 and 46,288.31 is: 63,876.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,052.13 : 117,369.77 = 46,288.31 : x
  2. Step 2: Convert to fraction form
    85,052.13/117,369.77 = 46,288.31/x
  3. Step 3: Cross multiply
    85,052.13x = 117,369.77 × 46,288.31
  4. Step 4: Simplify right side
    85,052.13x = 5,432,848,270.49
  5. Step 5: Solve for x
    x = 5,432,848,270.49/85,052.13
  6. Step 6: Final answer
    x = 63,876.69

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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.