Home / 85,256.92-117,652.22-49,444.64

Finding the Fourth Proportional to 85,256.92, 117,652.22 and 49,444.64

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Solution

The fourth proportional to 85,256.92, 117,652.22 and 49,444.64 is: 68,232.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,256.92 : 117,652.22 = 49,444.64 : x
  2. Step 2: Convert to fraction form
    85,256.92/117,652.22 = 49,444.64/x
  3. Step 3: Cross multiply
    85,256.92x = 117,652.22 × 49,444.64
  4. Step 4: Simplify right side
    85,256.92x = 5,817,271,663.10
  5. Step 5: Solve for x
    x = 5,817,271,663.10/85,256.92
  6. Step 6: Final answer
    x = 68,232.25

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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.