Home / 124,198.15-186,241.20-35,430.52

Finding the Fourth Proportional to 124,198.15, 186,241.20 and 35,430.52

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Solution

The fourth proportional to 124,198.15, 186,241.20 and 35,430.52 is: 53,129.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,198.15 : 186,241.20 = 35,430.52 : x
  2. Step 2: Convert to fraction form
    124,198.15/186,241.20 = 35,430.52/x
  3. Step 3: Cross multiply
    124,198.15x = 186,241.20 × 35,430.52
  4. Step 4: Simplify right side
    124,198.15x = 6,598,622,561.42
  5. Step 5: Solve for x
    x = 6,598,622,561.42/124,198.15
  6. Step 6: Final answer
    x = 53,129.80

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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.