Home / 212,144.24-292,769.57-131,597.71

Finding the Fourth Proportional to 212,144.24, 292,769.57 and 131,597.71

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Solution

The fourth proportional to 212,144.24, 292,769.57 and 131,597.71 is: 181,611.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,144.24 : 292,769.57 = 131,597.71 : x
  2. Step 2: Convert to fraction form
    212,144.24/292,769.57 = 131,597.71/x
  3. Step 3: Cross multiply
    212,144.24x = 292,769.57 × 131,597.71
  4. Step 4: Simplify right side
    212,144.24x = 38,527,803,579.77
  5. Step 5: Solve for x
    x = 38,527,803,579.77/212,144.24
  6. Step 6: Final answer
    x = 181,611.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.