Home / 103,622.64-155,433.96-41,293.68

Finding the Fourth Proportional to 103,622.64, 155,433.96 and 41,293.68

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Solution

The fourth proportional to 103,622.64, 155,433.96 and 41,293.68 is: 61,940.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,622.64 : 155,433.96 = 41,293.68 : x
  2. Step 2: Convert to fraction form
    103,622.64/155,433.96 = 41,293.68/x
  3. Step 3: Cross multiply
    103,622.64x = 155,433.96 × 41,293.68
  4. Step 4: Simplify right side
    103,622.64x = 6,418,440,205.37
  5. Step 5: Solve for x
    x = 6,418,440,205.37/103,622.64
  6. Step 6: Final answer
    x = 61,940.52

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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.