Home / 103,639.32-155,458.68-32,567.22

Finding the Fourth Proportional to 103,639.32, 155,458.68 and 32,567.22

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Solution

The fourth proportional to 103,639.32, 155,458.68 and 32,567.22 is: 48,850.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,639.32 : 155,458.68 = 32,567.22 : x
  2. Step 2: Convert to fraction form
    103,639.32/155,458.68 = 32,567.22/x
  3. Step 3: Cross multiply
    103,639.32x = 155,458.68 × 32,567.22
  4. Step 4: Simplify right side
    103,639.32x = 5,062,857,032.47
  5. Step 5: Solve for x
    x = 5,062,857,032.47/103,639.32
  6. Step 6: Final answer
    x = 48,850.74

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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.