Home / 243,611.36-365,413-72,833.47

Finding the Fourth Proportional to 243,611.36, 365,413 and 72,833.47

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Solution

The fourth proportional to 243,611.36, 365,413 and 72,833.47 is: 109,249.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,611.36 : 365,413 = 72,833.47 : x
  2. Step 2: Convert to fraction form
    243,611.36/365,413 = 72,833.47/x
  3. Step 3: Cross multiply
    243,611.36x = 365,413 × 72,833.47
  4. Step 4: Simplify right side
    243,611.36x = 26,614,296,773.11
  5. Step 5: Solve for x
    x = 26,614,296,773.11/243,611.36
  6. Step 6: Final answer
    x = 109,249.00

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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.