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Finding the Fourth Proportional to 209,354.35, 313,984.35 and 59,591.32

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Solution

The fourth proportional to 209,354.35, 313,984.35 and 59,591.32 is: 89,373.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,354.35 : 313,984.35 = 59,591.32 : x
  2. Step 2: Convert to fraction form
    209,354.35/313,984.35 = 59,591.32/x
  3. Step 3: Cross multiply
    209,354.35x = 313,984.35 × 59,591.32
  4. Step 4: Simplify right side
    209,354.35x = 18,710,740,007.96
  5. Step 5: Solve for x
    x = 18,710,740,007.96/209,354.35
  6. Step 6: Final answer
    x = 89,373.55

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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.