Home / 230,829.20-346,243.80-125,853.20

Finding the Fourth Proportional to 230,829.20, 346,243.80 and 125,853.20

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Solution

The fourth proportional to 230,829.20, 346,243.80 and 125,853.20 is: 188,779.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,829.20 : 346,243.80 = 125,853.20 : x
  2. Step 2: Convert to fraction form
    230,829.20/346,243.80 = 125,853.20/x
  3. Step 3: Cross multiply
    230,829.20x = 346,243.80 × 125,853.20
  4. Step 4: Simplify right side
    230,829.20x = 43,575,890,210.16
  5. Step 5: Solve for x
    x = 43,575,890,210.16/230,829.20
  6. Step 6: Final answer
    x = 188,779.80

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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.