Home / 231,186.24-346,879.62-81,533.52

Finding the Fourth Proportional to 231,186.24, 346,879.62 and 81,533.52

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Solution

The fourth proportional to 231,186.24, 346,879.62 and 81,533.52 is: 122,335.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,186.24 : 346,879.62 = 81,533.52 : x
  2. Step 2: Convert to fraction form
    231,186.24/346,879.62 = 81,533.52/x
  3. Step 3: Cross multiply
    231,186.24x = 346,879.62 × 81,533.52
  4. Step 4: Simplify right side
    231,186.24x = 28,282,316,434.86
  5. Step 5: Solve for x
    x = 28,282,316,434.86/231,186.24
  6. Step 6: Final answer
    x = 122,335.64

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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.