Home / 45,413.62-62,688.24-34,115.89

Finding the Fourth Proportional to 45,413.62, 62,688.24 and 34,115.89

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Solution

The fourth proportional to 45,413.62, 62,688.24 and 34,115.89 is: 47,093.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,413.62 : 62,688.24 = 34,115.89 : x
  2. Step 2: Convert to fraction form
    45,413.62/62,688.24 = 34,115.89/x
  3. Step 3: Cross multiply
    45,413.62x = 62,688.24 × 34,115.89
  4. Step 4: Simplify right side
    45,413.62x = 2,138,665,100.13
  5. Step 5: Solve for x
    x = 2,138,665,100.13/45,413.62
  6. Step 6: Final answer
    x = 47,093.03

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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.