Home / 84,932.54-117,208.40-46,693.70

Finding the Fourth Proportional to 84,932.54, 117,208.40 and 46,693.70

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Solution

The fourth proportional to 84,932.54, 117,208.40 and 46,693.70 is: 64,438.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,932.54 : 117,208.40 = 46,693.70 : x
  2. Step 2: Convert to fraction form
    84,932.54/117,208.40 = 46,693.70/x
  3. Step 3: Cross multiply
    84,932.54x = 117,208.40 × 46,693.70
  4. Step 4: Simplify right side
    84,932.54x = 5,472,893,867.08
  5. Step 5: Solve for x
    x = 5,472,893,867.08/84,932.54
  6. Step 6: Final answer
    x = 64,438.13

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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.