Home / 231,595.37-347,330.56-81,815.94

Finding the Fourth Proportional to 231,595.37, 347,330.56 and 81,815.94

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Solution

The fourth proportional to 231,595.37, 347,330.56 and 81,815.94 is: 122,701.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,595.37 : 347,330.56 = 81,815.94 : x
  2. Step 2: Convert to fraction form
    231,595.37/347,330.56 = 81,815.94/x
  3. Step 3: Cross multiply
    231,595.37x = 347,330.56 × 81,815.94
  4. Step 4: Simplify right side
    231,595.37x = 28,417,176,257.13
  5. Step 5: Solve for x
    x = 28,417,176,257.13/231,595.37
  6. Step 6: Final answer
    x = 122,701.83

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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.