Home / 173,204.70-259,807.05-145,211.10

Finding the Fourth Proportional to 173,204.70, 259,807.05 and 145,211.10

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Solution

The fourth proportional to 173,204.70, 259,807.05 and 145,211.10 is: 217,816.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,204.70 : 259,807.05 = 145,211.10 : x
  2. Step 2: Convert to fraction form
    173,204.70/259,807.05 = 145,211.10/x
  3. Step 3: Cross multiply
    173,204.70x = 259,807.05 × 145,211.10
  4. Step 4: Simplify right side
    173,204.70x = 37,726,867,518.26
  5. Step 5: Solve for x
    x = 37,726,867,518.26/173,204.70
  6. Step 6: Final answer
    x = 217,816.65

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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.