Home / 131,591.66-197,385.63-31,751.01

Finding the Fourth Proportional to 131,591.66, 197,385.63 and 31,751.01

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Solution

The fourth proportional to 131,591.66, 197,385.63 and 31,751.01 is: 47,626.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,591.66 : 197,385.63 = 31,751.01 : x
  2. Step 2: Convert to fraction form
    131,591.66/197,385.63 = 31,751.01/x
  3. Step 3: Cross multiply
    131,591.66x = 197,385.63 × 31,751.01
  4. Step 4: Simplify right side
    131,591.66x = 6,267,193,111.99
  5. Step 5: Solve for x
    x = 6,267,193,111.99/131,591.66
  6. Step 6: Final answer
    x = 47,626.07

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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.