Home / 346,731.35-520,099.01-106,842.11

Finding the Fourth Proportional to 346,731.35, 520,099.01 and 106,842.11

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Solution

The fourth proportional to 346,731.35, 520,099.01 and 106,842.11 is: 160,263.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,731.35 : 520,099.01 = 106,842.11 : x
  2. Step 2: Convert to fraction form
    346,731.35/520,099.01 = 106,842.11/x
  3. Step 3: Cross multiply
    346,731.35x = 520,099.01 × 106,842.11
  4. Step 4: Simplify right side
    346,731.35x = 55,568,475,103.10
  5. Step 5: Solve for x
    x = 55,568,475,103.10/346,731.35
  6. Step 6: Final answer
    x = 160,263.78

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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.