Home / 231,449.04-346,777.20-126,341.64

Finding the Fourth Proportional to 231,449.04, 346,777.20 and 126,341.64

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Solution

The fourth proportional to 231,449.04, 346,777.20 and 126,341.64 is: 189,296.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,449.04 : 346,777.20 = 126,341.64 : x
  2. Step 2: Convert to fraction form
    231,449.04/346,777.20 = 126,341.64/x
  3. Step 3: Cross multiply
    231,449.04x = 346,777.20 × 126,341.64
  4. Step 4: Simplify right side
    231,449.04x = 43,812,400,162.61
  5. Step 5: Solve for x
    x = 43,812,400,162.61/231,449.04
  6. Step 6: Final answer
    x = 189,296.10

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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.