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Finding the Fourth Proportional to 250,462.00, 345,672.99 and 154,999.45

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Solution

The fourth proportional to 250,462.00, 345,672.99 and 154,999.45 is: 213,921.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,462.00 : 345,672.99 = 154,999.45 : x
  2. Step 2: Convert to fraction form
    250,462.00/345,672.99 = 154,999.45/x
  3. Step 3: Cross multiply
    250,462.00x = 345,672.99 × 154,999.45
  4. Step 4: Simplify right side
    250,462.00x = 53,579,120,826.49
  5. Step 5: Solve for x
    x = 53,579,120,826.49/250,462.00
  6. Step 6: Final answer
    x = 213,921.16

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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.