Home / 212,141.99-292,766.46-131,595.46

Finding the Fourth Proportional to 212,141.99, 292,766.46 and 131,595.46

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Solution

The fourth proportional to 212,141.99, 292,766.46 and 131,595.46 is: 181,608.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,141.99 : 292,766.46 = 131,595.46 : x
  2. Step 2: Convert to fraction form
    212,141.99/292,766.46 = 131,595.46/x
  3. Step 3: Cross multiply
    212,141.99x = 292,766.46 × 131,595.46
  4. Step 4: Simplify right side
    212,141.99x = 38,526,736,944.39
  5. Step 5: Solve for x
    x = 38,526,736,944.39/212,141.99
  6. Step 6: Final answer
    x = 181,608.26

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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.