Home / 143,848.56-215,772.54-38,667.54

Finding the Fourth Proportional to 143,848.56, 215,772.54 and 38,667.54

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Solution

The fourth proportional to 143,848.56, 215,772.54 and 38,667.54 is: 58,001.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,848.56 : 215,772.54 = 38,667.54 : x
  2. Step 2: Convert to fraction form
    143,848.56/215,772.54 = 38,667.54/x
  3. Step 3: Cross multiply
    143,848.56x = 215,772.54 × 38,667.54
  4. Step 4: Simplify right side
    143,848.56x = 8,343,393,321.35
  5. Step 5: Solve for x
    x = 8,343,393,321.35/143,848.56
  6. Step 6: Final answer
    x = 58,001.23

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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.