Home / 235,109.07-352,552.43-91,082.36

Finding the Fourth Proportional to 235,109.07, 352,552.43 and 91,082.36

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Solution

The fourth proportional to 235,109.07, 352,552.43 and 91,082.36 is: 136,580.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,109.07 : 352,552.43 = 91,082.36 : x
  2. Step 2: Convert to fraction form
    235,109.07/352,552.43 = 91,082.36/x
  3. Step 3: Cross multiply
    235,109.07x = 352,552.43 × 91,082.36
  4. Step 4: Simplify right side
    235,109.07x = 32,111,307,348.13
  5. Step 5: Solve for x
    x = 32,111,307,348.13/235,109.07
  6. Step 6: Final answer
    x = 136,580.47

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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.