Home / 131,803.11-197,663.77-47,552.32

Finding the Fourth Proportional to 131,803.11, 197,663.77 and 47,552.32

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Solution

The fourth proportional to 131,803.11, 197,663.77 and 47,552.32 is: 71,313.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,803.11 : 197,663.77 = 47,552.32 : x
  2. Step 2: Convert to fraction form
    131,803.11/197,663.77 = 47,552.32/x
  3. Step 3: Cross multiply
    131,803.11x = 197,663.77 × 47,552.32
  4. Step 4: Simplify right side
    131,803.11x = 9,399,370,962.33
  5. Step 5: Solve for x
    x = 9,399,370,962.33/131,803.11
  6. Step 6: Final answer
    x = 71,313.73

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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.