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Finding the Fourth Proportional to 100,346.91, 150,501.18 and 50,413.17

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Solution

The fourth proportional to 100,346.91, 150,501.18 and 50,413.17 is: 75,610.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,346.91 : 150,501.18 = 50,413.17 : x
  2. Step 2: Convert to fraction form
    100,346.91/150,501.18 = 50,413.17/x
  3. Step 3: Cross multiply
    100,346.91x = 150,501.18 × 50,413.17
  4. Step 4: Simplify right side
    100,346.91x = 7,587,241,572.54
  5. Step 5: Solve for x
    x = 7,587,241,572.54/100,346.91
  6. Step 6: Final answer
    x = 75,610.12

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1.5x scale

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.