Home / 131,596.66-197,470.23-55,689.22

Finding the Fourth Proportional to 131,596.66, 197,470.23 and 55,689.22

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Solution

The fourth proportional to 131,596.66, 197,470.23 and 55,689.22 is: 83,565.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,596.66 : 197,470.23 = 55,689.22 : x
  2. Step 2: Convert to fraction form
    131,596.66/197,470.23 = 55,689.22/x
  3. Step 3: Cross multiply
    131,596.66x = 197,470.23 × 55,689.22
  4. Step 4: Simplify right side
    131,596.66x = 10,996,963,081.92
  5. Step 5: Solve for x
    x = 10,996,963,081.92/131,596.66
  6. Step 6: Final answer
    x = 83,565.67

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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.