Home / 331,280.60-496,909.14-106,656.26

Finding the Fourth Proportional to 331,280.60, 496,909.14 and 106,656.26

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Solution

The fourth proportional to 331,280.60, 496,909.14 and 106,656.26 is: 159,980.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,280.60 : 496,909.14 = 106,656.26 : x
  2. Step 2: Convert to fraction form
    331,280.60/496,909.14 = 106,656.26/x
  3. Step 3: Cross multiply
    331,280.60x = 496,909.14 × 106,656.26
  4. Step 4: Simplify right side
    331,280.60x = 52,998,470,432.22
  5. Step 5: Solve for x
    x = 52,998,470,432.22/331,280.60
  6. Step 6: Final answer
    x = 159,980.60

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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.