Home / 159,254.20-238,535.70-131,606.20

Finding the Fourth Proportional to 159,254.20, 238,535.70 and 131,606.20

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Solution

The fourth proportional to 159,254.20, 238,535.70 and 131,606.20 is: 197,123.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,254.20 : 238,535.70 = 131,606.20 : x
  2. Step 2: Convert to fraction form
    159,254.20/238,535.70 = 131,606.20/x
  3. Step 3: Cross multiply
    159,254.20x = 238,535.70 × 131,606.20
  4. Step 4: Simplify right side
    159,254.20x = 31,392,777,041.34
  5. Step 5: Solve for x
    x = 31,392,777,041.34/159,254.20
  6. Step 6: Final answer
    x = 197,123.70

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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.