Home / 345,776.00-518,539.22-146,111.81

Finding the Fourth Proportional to 345,776.00, 518,539.22 and 146,111.81

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Solution

The fourth proportional to 345,776.00, 518,539.22 and 146,111.81 is: 219,114.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,776.00 : 518,539.22 = 146,111.81 : x
  2. Step 2: Convert to fraction form
    345,776.00/518,539.22 = 146,111.81/x
  3. Step 3: Cross multiply
    345,776.00x = 518,539.22 × 146,111.81
  4. Step 4: Simplify right side
    345,776.00x = 75,764,701,214.85
  5. Step 5: Solve for x
    x = 75,764,701,214.85/345,776.00
  6. Step 6: Final answer
    x = 219,114.98

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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.