Home / 143,265.56-214,924.27-47,207.89

Finding the Fourth Proportional to 143,265.56, 214,924.27 and 47,207.89

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Solution

The fourth proportional to 143,265.56, 214,924.27 and 47,207.89 is: 70,820.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,265.56 : 214,924.27 = 47,207.89 : x
  2. Step 2: Convert to fraction form
    143,265.56/214,924.27 = 47,207.89/x
  3. Step 3: Cross multiply
    143,265.56x = 214,924.27 × 47,207.89
  4. Step 4: Simplify right side
    143,265.56x = 10,146,121,060.45
  5. Step 5: Solve for x
    x = 10,146,121,060.45/143,265.56
  6. Step 6: Final answer
    x = 70,820.38

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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.