Home / 173,721.31-239,736.32-98,268.19

Finding the Fourth Proportional to 173,721.31, 239,736.32 and 98,268.19

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Solution

The fourth proportional to 173,721.31, 239,736.32 and 98,268.19 is: 135,610.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,721.31 : 239,736.32 = 98,268.19 : x
  2. Step 2: Convert to fraction form
    173,721.31/239,736.32 = 98,268.19/x
  3. Step 3: Cross multiply
    173,721.31x = 239,736.32 × 98,268.19
  4. Step 4: Simplify right side
    173,721.31x = 23,558,454,243.66
  5. Step 5: Solve for x
    x = 23,558,454,243.66/173,721.31
  6. Step 6: Final answer
    x = 135,610.62

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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.