Home / 84,928.67-117,203.05-46,689.82

Finding the Fourth Proportional to 84,928.67, 117,203.05 and 46,689.82

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Solution

The fourth proportional to 84,928.67, 117,203.05 and 46,689.82 is: 64,432.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,928.67 : 117,203.05 = 46,689.82 : x
  2. Step 2: Convert to fraction form
    84,928.67/117,203.05 = 46,689.82/x
  3. Step 3: Cross multiply
    84,928.67x = 117,203.05 × 46,689.82
  4. Step 4: Simplify right side
    84,928.67x = 5,472,189,073.31
  5. Step 5: Solve for x
    x = 5,472,189,073.31/84,928.67
  6. Step 6: Final answer
    x = 64,432.77

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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.