Home / 316,736.09-475,135.05-92,098.25

Finding the Fourth Proportional to 316,736.09, 475,135.05 and 92,098.25

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Solution

The fourth proportional to 316,736.09, 475,135.05 and 92,098.25 is: 138,156.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,736.09 : 475,135.05 = 92,098.25 : x
  2. Step 2: Convert to fraction form
    316,736.09/475,135.05 = 92,098.25/x
  3. Step 3: Cross multiply
    316,736.09x = 475,135.05 × 92,098.25
  4. Step 4: Simplify right side
    316,736.09x = 43,759,106,618.66
  5. Step 5: Solve for x
    x = 43,759,106,618.66/316,736.09
  6. Step 6: Final answer
    x = 138,156.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.