Home / 346,077.10-519,212.85-168,589.90

Finding the Fourth Proportional to 346,077.10, 519,212.85 and 168,589.90

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Solution

The fourth proportional to 346,077.10, 519,212.85 and 168,589.90 is: 252,932.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,077.10 : 519,212.85 = 168,589.90 : x
  2. Step 2: Convert to fraction form
    346,077.10/519,212.85 = 168,589.90/x
  3. Step 3: Cross multiply
    346,077.10x = 519,212.85 × 168,589.90
  4. Step 4: Simplify right side
    346,077.10x = 87,534,042,460.22
  5. Step 5: Solve for x
    x = 87,534,042,460.22/346,077.10
  6. Step 6: Final answer
    x = 252,932.20

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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.