Home / 131,733.28-197,600.06-61,661.80

Finding the Fourth Proportional to 131,733.28, 197,600.06 and 61,661.80

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Solution

The fourth proportional to 131,733.28, 197,600.06 and 61,661.80 is: 92,492.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,733.28 : 197,600.06 = 61,661.80 : x
  2. Step 2: Convert to fraction form
    131,733.28/197,600.06 = 61,661.80/x
  3. Step 3: Cross multiply
    131,733.28x = 197,600.06 × 61,661.80
  4. Step 4: Simplify right side
    131,733.28x = 12,184,375,379.71
  5. Step 5: Solve for x
    x = 12,184,375,379.71/131,733.28
  6. Step 6: Final answer
    x = 92,492.77

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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.