Home / 231,166.32-346,651.02-90,826.50

Finding the Fourth Proportional to 231,166.32, 346,651.02 and 90,826.50

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Solution

The fourth proportional to 231,166.32, 346,651.02 and 90,826.50 is: 136,201.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,166.32 : 346,651.02 = 90,826.50 : x
  2. Step 2: Convert to fraction form
    231,166.32/346,651.02 = 90,826.50/x
  3. Step 3: Cross multiply
    231,166.32x = 346,651.02 × 90,826.50
  4. Step 4: Simplify right side
    231,166.32x = 31,485,098,868.03
  5. Step 5: Solve for x
    x = 31,485,098,868.03/231,166.32
  6. Step 6: Final answer
    x = 136,201.06

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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.