Home / 149,427.45-206,472.38-119,460.15

Finding the Fourth Proportional to 149,427.45, 206,472.38 and 119,460.15

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Solution

The fourth proportional to 149,427.45, 206,472.38 and 119,460.15 is: 165,064.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,427.45 : 206,472.38 = 119,460.15 : x
  2. Step 2: Convert to fraction form
    149,427.45/206,472.38 = 119,460.15/x
  3. Step 3: Cross multiply
    149,427.45x = 206,472.38 × 119,460.15
  4. Step 4: Simplify right side
    149,427.45x = 24,665,220,888.36
  5. Step 5: Solve for x
    x = 24,665,220,888.36/149,427.45
  6. Step 6: Final answer
    x = 165,064.86

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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.