Home / 344,975.87-517,427.39-92,281.86

Finding the Fourth Proportional to 344,975.87, 517,427.39 and 92,281.86

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Solution

The fourth proportional to 344,975.87, 517,427.39 and 92,281.86 is: 138,413.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,975.87 : 517,427.39 = 92,281.86 : x
  2. Step 2: Convert to fraction form
    344,975.87/517,427.39 = 92,281.86/x
  3. Step 3: Cross multiply
    344,975.87x = 517,427.39 × 92,281.86
  4. Step 4: Simplify right side
    344,975.87x = 47,749,161,964.15
  5. Step 5: Solve for x
    x = 47,749,161,964.15/344,975.87
  6. Step 6: Final answer
    x = 138,413.05

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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.