Home / 346,734.35-520,103.51-106,845.11

Finding the Fourth Proportional to 346,734.35, 520,103.51 and 106,845.11

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Solution

The fourth proportional to 346,734.35, 520,103.51 and 106,845.11 is: 160,268.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,734.35 : 520,103.51 = 106,845.11 : x
  2. Step 2: Convert to fraction form
    346,734.35/520,103.51 = 106,845.11/x
  3. Step 3: Cross multiply
    346,734.35x = 520,103.51 × 106,845.11
  4. Step 4: Simplify right side
    346,734.35x = 55,570,516,737.34
  5. Step 5: Solve for x
    x = 55,570,516,737.34/346,734.35
  6. Step 6: Final answer
    x = 160,268.28

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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.