Home / 215,848.30-323,772.45-157,096.30

Finding the Fourth Proportional to 215,848.30, 323,772.45 and 157,096.30

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Solution

The fourth proportional to 215,848.30, 323,772.45 and 157,096.30 is: 235,644.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,848.30 : 323,772.45 = 157,096.30 : x
  2. Step 2: Convert to fraction form
    215,848.30/323,772.45 = 157,096.30/x
  3. Step 3: Cross multiply
    215,848.30x = 323,772.45 × 157,096.30
  4. Step 4: Simplify right side
    215,848.30x = 50,863,453,936.94
  5. Step 5: Solve for x
    x = 50,863,453,936.94/215,848.30
  6. Step 6: Final answer
    x = 235,644.45

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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.