Home / 209,108.10-313,674.15-59,336.70

Finding the Fourth Proportional to 209,108.10, 313,674.15 and 59,336.70

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Solution

The fourth proportional to 209,108.10, 313,674.15 and 59,336.70 is: 89,008.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,108.10 : 313,674.15 = 59,336.70 : x
  2. Step 2: Convert to fraction form
    209,108.10/313,674.15 = 59,336.70/x
  3. Step 3: Cross multiply
    209,108.10x = 313,674.15 × 59,336.70
  4. Step 4: Simplify right side
    209,108.10x = 18,612,388,936.31
  5. Step 5: Solve for x
    x = 18,612,388,936.31/209,108.10
  6. Step 6: Final answer
    x = 89,008.46

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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.