Home / 111,155.15-166,738.10-36,275.24

Finding the Fourth Proportional to 111,155.15, 166,738.10 and 36,275.24

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Solution

The fourth proportional to 111,155.15, 166,738.10 and 36,275.24 is: 54,414.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,155.15 : 166,738.10 = 36,275.24 : x
  2. Step 2: Convert to fraction form
    111,155.15/166,738.10 = 36,275.24/x
  3. Step 3: Cross multiply
    111,155.15x = 166,738.10 × 36,275.24
  4. Step 4: Simplify right side
    111,155.15x = 6,048,464,830.11
  5. Step 5: Solve for x
    x = 6,048,464,830.11/111,155.15
  6. Step 6: Final answer
    x = 54,414.62

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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.