Home / 346,020.25-519,105.60-106,135.10

Finding the Fourth Proportional to 346,020.25, 519,105.60 and 106,135.10

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Solution

The fourth proportional to 346,020.25, 519,105.60 and 106,135.10 is: 159,225.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,020.25 : 519,105.60 = 106,135.10 : x
  2. Step 2: Convert to fraction form
    346,020.25/519,105.60 = 106,135.10/x
  3. Step 3: Cross multiply
    346,020.25x = 519,105.60 × 106,135.10
  4. Step 4: Simplify right side
    346,020.25x = 55,095,324,235.88
  5. Step 5: Solve for x
    x = 55,095,324,235.88/346,020.25
  6. Step 6: Final answer
    x = 159,225.72

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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.