Home / 223,022.46-307,775.58-126,226.32

Finding the Fourth Proportional to 223,022.46, 307,775.58 and 126,226.32

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Solution

The fourth proportional to 223,022.46, 307,775.58 and 126,226.32 is: 174,194.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,022.46 : 307,775.58 = 126,226.32 : x
  2. Step 2: Convert to fraction form
    223,022.46/307,775.58 = 126,226.32/x
  3. Step 3: Cross multiply
    223,022.46x = 307,775.58 × 126,226.32
  4. Step 4: Simplify right side
    223,022.46x = 38,849,377,931.78
  5. Step 5: Solve for x
    x = 38,849,377,931.78/223,022.46
  6. Step 6: Final answer
    x = 174,194.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.