Home / 209,352.47-313,981.53-59,589.44

Finding the Fourth Proportional to 209,352.47, 313,981.53 and 59,589.44

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Solution

The fourth proportional to 209,352.47, 313,981.53 and 59,589.44 is: 89,370.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,352.47 : 313,981.53 = 59,589.44 : x
  2. Step 2: Convert to fraction form
    209,352.47/313,981.53 = 59,589.44/x
  3. Step 3: Cross multiply
    209,352.47x = 313,981.53 × 59,589.44
  4. Step 4: Simplify right side
    209,352.47x = 18,709,983,543.04
  5. Step 5: Solve for x
    x = 18,709,983,543.04/209,352.47
  6. Step 6: Final answer
    x = 89,370.73

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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.