Home / 146,992.86-220,490.51-47,153.21

Finding the Fourth Proportional to 146,992.86, 220,490.51 and 47,153.21

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Solution

The fourth proportional to 146,992.86, 220,490.51 and 47,153.21 is: 70,730.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,992.86 : 220,490.51 = 47,153.21 : x
  2. Step 2: Convert to fraction form
    146,992.86/220,490.51 = 47,153.21/x
  3. Step 3: Cross multiply
    146,992.86x = 220,490.51 × 47,153.21
  4. Step 4: Simplify right side
    146,992.86x = 10,396,833,982.82
  5. Step 5: Solve for x
    x = 10,396,833,982.82/146,992.86
  6. Step 6: Final answer
    x = 70,730.20

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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.