Home / 202,217.40-303,326.10-69,065.55

Finding the Fourth Proportional to 202,217.40, 303,326.10 and 69,065.55

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Solution

The fourth proportional to 202,217.40, 303,326.10 and 69,065.55 is: 103,598.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,217.40 : 303,326.10 = 69,065.55 : x
  2. Step 2: Convert to fraction form
    202,217.40/303,326.10 = 69,065.55/x
  3. Step 3: Cross multiply
    202,217.40x = 303,326.10 × 69,065.55
  4. Step 4: Simplify right side
    202,217.40x = 20,949,383,925.86
  5. Step 5: Solve for x
    x = 20,949,383,925.86/202,217.40
  6. Step 6: Final answer
    x = 103,598.33

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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.