Home / 82,442.09-113,772.67-46,631.39

Finding the Fourth Proportional to 82,442.09, 113,772.67 and 46,631.39

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Solution

The fourth proportional to 82,442.09, 113,772.67 and 46,631.39 is: 64,352.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,442.09 : 113,772.67 = 46,631.39 : x
  2. Step 2: Convert to fraction form
    82,442.09/113,772.67 = 46,631.39/x
  3. Step 3: Cross multiply
    82,442.09x = 113,772.67 × 46,631.39
  4. Step 4: Simplify right side
    82,442.09x = 5,305,376,944.09
  5. Step 5: Solve for x
    x = 5,305,376,944.09/82,442.09
  6. Step 6: Final answer
    x = 64,352.77

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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.