Home / 265,112.19-365,715.41-157,605.75

Finding the Fourth Proportional to 265,112.19, 365,715.41 and 157,605.75

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Solution

The fourth proportional to 265,112.19, 365,715.41 and 157,605.75 is: 217,413.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,112.19 : 365,715.41 = 157,605.75 : x
  2. Step 2: Convert to fraction form
    265,112.19/365,715.41 = 157,605.75/x
  3. Step 3: Cross multiply
    265,112.19x = 365,715.41 × 157,605.75
  4. Step 4: Simplify right side
    265,112.19x = 57,638,850,691.58
  5. Step 5: Solve for x
    x = 57,638,850,691.58/265,112.19
  6. Step 6: Final answer
    x = 217,413.05

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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.