Home / 85,098.32-117,431.06-46,850.39

Finding the Fourth Proportional to 85,098.32, 117,431.06 and 46,850.39

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Solution

The fourth proportional to 85,098.32, 117,431.06 and 46,850.39 is: 64,650.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,098.32 : 117,431.06 = 46,850.39 : x
  2. Step 2: Convert to fraction form
    85,098.32/117,431.06 = 46,850.39/x
  3. Step 3: Cross multiply
    85,098.32x = 117,431.06 × 46,850.39
  4. Step 4: Simplify right side
    85,098.32x = 5,501,690,959.11
  5. Step 5: Solve for x
    x = 5,501,690,959.11/85,098.32
  6. Step 6: Final answer
    x = 64,650.99

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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.