Home / 231,064.20-346,596.30-81,473.40

Finding the Fourth Proportional to 231,064.20, 346,596.30 and 81,473.40

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Solution

The fourth proportional to 231,064.20, 346,596.30 and 81,473.40 is: 122,210.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,064.20 : 346,596.30 = 81,473.40 : x
  2. Step 2: Convert to fraction form
    231,064.20/346,596.30 = 81,473.40/x
  3. Step 3: Cross multiply
    231,064.20x = 346,596.30 × 81,473.40
  4. Step 4: Simplify right side
    231,064.20x = 28,238,378,988.42
  5. Step 5: Solve for x
    x = 28,238,378,988.42/231,064.20
  6. Step 6: Final answer
    x = 122,210.10

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.