Home / 85,335.38-117,762.63-49,546.34

Finding the Fourth Proportional to 85,335.38, 117,762.63 and 49,546.34

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Solution

The fourth proportional to 85,335.38, 117,762.63 and 49,546.34 is: 68,373.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,335.38 : 117,762.63 = 49,546.34 : x
  2. Step 2: Convert to fraction form
    85,335.38/117,762.63 = 49,546.34/x
  3. Step 3: Cross multiply
    85,335.38x = 117,762.63 × 49,546.34
  4. Step 4: Simplify right side
    85,335.38x = 5,834,707,305.27
  5. Step 5: Solve for x
    x = 5,834,707,305.27/85,335.38
  6. Step 6: Final answer
    x = 68,373.84

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1.5x scale

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.