Home / 501,138.18-751,634.37-146,056.86

Finding the Fourth Proportional to 501,138.18, 751,634.37 and 146,056.86

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Solution

The fourth proportional to 501,138.18, 751,634.37 and 146,056.86 is: 219,064.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,138.18 : 751,634.37 = 146,056.86 : x
  2. Step 2: Convert to fraction form
    501,138.18/751,634.37 = 146,056.86/x
  3. Step 3: Cross multiply
    501,138.18x = 751,634.37 × 146,056.86
  4. Step 4: Simplify right side
    501,138.18x = 109,781,355,950.28
  5. Step 5: Solve for x
    x = 109,781,355,950.28/501,138.18
  6. Step 6: Final answer
    x = 219,064.04

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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.