Home / 209,255.43-313,835.82-59,492.40

Finding the Fourth Proportional to 209,255.43, 313,835.82 and 59,492.40

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Solution

The fourth proportional to 209,255.43, 313,835.82 and 59,492.40 is: 89,225.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,255.43 : 313,835.82 = 59,492.40 : x
  2. Step 2: Convert to fraction form
    209,255.43/313,835.82 = 59,492.40/x
  3. Step 3: Cross multiply
    209,255.43x = 313,835.82 × 59,492.40
  4. Step 4: Simplify right side
    209,255.43x = 18,670,846,137.77
  5. Step 5: Solve for x
    x = 18,670,846,137.77/209,255.43
  6. Step 6: Final answer
    x = 89,225.15

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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.