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Finding the Fourth Proportional to 159,774.12, 220,413.98 and 95,207.14

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Solution

The fourth proportional to 159,774.12, 220,413.98 and 95,207.14 is: 131,341.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,774.12 : 220,413.98 = 95,207.14 : x
  2. Step 2: Convert to fraction form
    159,774.12/220,413.98 = 95,207.14/x
  3. Step 3: Cross multiply
    159,774.12x = 220,413.98 × 95,207.14
  4. Step 4: Simplify right side
    159,774.12x = 20,984,984,651.82
  5. Step 5: Solve for x
    x = 20,984,984,651.82/159,774.12
  6. Step 6: Final answer
    x = 131,341.58

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1.5x scale

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.