Home / 223,022.50-307,775.63-126,226.35

Finding the Fourth Proportional to 223,022.50, 307,775.63 and 126,226.35

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Solution

The fourth proportional to 223,022.50, 307,775.63 and 126,226.35 is: 174,194.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,022.50 : 307,775.63 = 126,226.35 : x
  2. Step 2: Convert to fraction form
    223,022.50/307,775.63 = 126,226.35/x
  3. Step 3: Cross multiply
    223,022.50x = 307,775.63 × 126,226.35
  4. Step 4: Simplify right side
    223,022.50x = 38,849,394,393.85
  5. Step 5: Solve for x
    x = 38,849,394,393.85/223,022.50
  6. Step 6: Final answer
    x = 174,194.96

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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.