Home / 221,023.60-331,824.48-131,230.24

Finding the Fourth Proportional to 221,023.60, 331,824.48 and 131,230.24

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Solution

The fourth proportional to 221,023.60, 331,824.48 and 131,230.24 is: 197,017.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,023.60 : 331,824.48 = 131,230.24 : x
  2. Step 2: Convert to fraction form
    221,023.60/331,824.48 = 131,230.24/x
  3. Step 3: Cross multiply
    221,023.60x = 331,824.48 × 131,230.24
  4. Step 4: Simplify right side
    221,023.60x = 43,545,406,148.28
  5. Step 5: Solve for x
    x = 43,545,406,148.28/221,023.60
  6. Step 6: Final answer
    x = 197,017.00

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1.5x scale

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.