Home / 143,257.80-214,828.38-64,350.84

Finding the Fourth Proportional to 143,257.80, 214,828.38 and 64,350.84

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Solution

The fourth proportional to 143,257.80, 214,828.38 and 64,350.84 is: 96,500.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,257.80 : 214,828.38 = 64,350.84 : x
  2. Step 2: Convert to fraction form
    143,257.80/214,828.38 = 64,350.84/x
  3. Step 3: Cross multiply
    143,257.80x = 214,828.38 × 64,350.84
  4. Step 4: Simplify right side
    143,257.80x = 13,824,386,708.84
  5. Step 5: Solve for x
    x = 13,824,386,708.84/143,257.80
  6. Step 6: Final answer
    x = 96,500.06

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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.