Home / 131,667.48-197,454.54-47,405.04

Finding the Fourth Proportional to 131,667.48, 197,454.54 and 47,405.04

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Solution

The fourth proportional to 131,667.48, 197,454.54 and 47,405.04 is: 71,090.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,667.48 : 197,454.54 = 47,405.04 : x
  2. Step 2: Convert to fraction form
    131,667.48/197,454.54 = 47,405.04/x
  3. Step 3: Cross multiply
    131,667.48x = 197,454.54 × 47,405.04
  4. Step 4: Simplify right side
    131,667.48x = 9,360,340,366.88
  5. Step 5: Solve for x
    x = 9,360,340,366.88/131,667.48
  6. Step 6: Final answer
    x = 71,090.75

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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.