Home / 183,434.90-253,155.09-107,998.10

Finding the Fourth Proportional to 183,434.90, 253,155.09 and 107,998.10

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Solution

The fourth proportional to 183,434.90, 253,155.09 and 107,998.10 is: 149,046.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,434.90 : 253,155.09 = 107,998.10 : x
  2. Step 2: Convert to fraction form
    183,434.90/253,155.09 = 107,998.10/x
  3. Step 3: Cross multiply
    183,434.90x = 253,155.09 × 107,998.10
  4. Step 4: Simplify right side
    183,434.90x = 27,340,268,725.33
  5. Step 5: Solve for x
    x = 27,340,268,725.33/183,434.90
  6. Step 6: Final answer
    x = 149,046.17

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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.