Home / 263,459.48-363,575.18-142,600.72

Finding the Fourth Proportional to 263,459.48, 363,575.18 and 142,600.72

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Solution

The fourth proportional to 263,459.48, 363,575.18 and 142,600.72 is: 196,789.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,459.48 : 363,575.18 = 142,600.72 : x
  2. Step 2: Convert to fraction form
    263,459.48/363,575.18 = 142,600.72/x
  3. Step 3: Cross multiply
    263,459.48x = 363,575.18 × 142,600.72
  4. Step 4: Simplify right side
    263,459.48x = 51,846,082,442.13
  5. Step 5: Solve for x
    x = 51,846,082,442.13/263,459.48
  6. Step 6: Final answer
    x = 196,789.59

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1.5x scale

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.