Home / 231,974.13-347,961.19-56,870.13

Finding the Fourth Proportional to 231,974.13, 347,961.19 and 56,870.13

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Solution

The fourth proportional to 231,974.13, 347,961.19 and 56,870.13 is: 85,305.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,974.13 : 347,961.19 = 56,870.13 : x
  2. Step 2: Convert to fraction form
    231,974.13/347,961.19 = 56,870.13/x
  3. Step 3: Cross multiply
    231,974.13x = 347,961.19 × 56,870.13
  4. Step 4: Simplify right side
    231,974.13x = 19,788,596,228.27
  5. Step 5: Solve for x
    x = 19,788,596,228.27/231,974.13
  6. Step 6: Final answer
    x = 85,305.19

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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.