Home / 223,427.57-308,311.72-131,532.26

Finding the Fourth Proportional to 223,427.57, 308,311.72 and 131,532.26

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Solution

The fourth proportional to 223,427.57, 308,311.72 and 131,532.26 is: 181,503.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,427.57 : 308,311.72 = 131,532.26 : x
  2. Step 2: Convert to fraction form
    223,427.57/308,311.72 = 131,532.26/x
  3. Step 3: Cross multiply
    223,427.57x = 308,311.72 × 131,532.26
  4. Step 4: Simplify right side
    223,427.57x = 40,552,935,445.70
  5. Step 5: Solve for x
    x = 40,552,935,445.70/223,427.57
  6. Step 6: Final answer
    x = 181,503.73

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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.