Home / 231,036.20-346,554.30-126,060.20

Finding the Fourth Proportional to 231,036.20, 346,554.30 and 126,060.20

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Solution

The fourth proportional to 231,036.20, 346,554.30 and 126,060.20 is: 189,090.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,036.20 : 346,554.30 = 126,060.20 : x
  2. Step 2: Convert to fraction form
    231,036.20/346,554.30 = 126,060.20/x
  3. Step 3: Cross multiply
    231,036.20x = 346,554.30 × 126,060.20
  4. Step 4: Simplify right side
    231,036.20x = 43,686,704,368.86
  5. Step 5: Solve for x
    x = 43,686,704,368.86/231,036.20
  6. Step 6: Final answer
    x = 189,090.30

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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.