Home / 209,087.20-313,650.23-59,331.16

Finding the Fourth Proportional to 209,087.20, 313,650.23 and 59,331.16

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Solution

The fourth proportional to 209,087.20, 313,650.23 and 59,331.16 is: 89,002.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,087.20 : 313,650.23 = 59,331.16 : x
  2. Step 2: Convert to fraction form
    209,087.20/313,650.23 = 59,331.16/x
  3. Step 3: Cross multiply
    209,087.20x = 313,650.23 × 59,331.16
  4. Step 4: Simplify right side
    209,087.20x = 18,609,231,980.17
  5. Step 5: Solve for x
    x = 18,609,231,980.17/209,087.20
  6. Step 6: Final answer
    x = 89,002.25

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1.5x scale

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.