Home / 263,301.23-363,354.18-142,442.15

Finding the Fourth Proportional to 263,301.23, 363,354.18 and 142,442.15

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Solution

The fourth proportional to 263,301.23, 363,354.18 and 142,442.15 is: 196,569.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,301.23 : 363,354.18 = 142,442.15 : x
  2. Step 2: Convert to fraction form
    263,301.23/363,354.18 = 142,442.15/x
  3. Step 3: Cross multiply
    263,301.23x = 363,354.18 × 142,442.15
  4. Step 4: Simplify right side
    263,301.23x = 51,756,950,610.69
  5. Step 5: Solve for x
    x = 51,756,950,610.69/263,301.23
  6. Step 6: Final answer
    x = 196,569.35

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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.