Home / 143,344.18-214,941.93-64,390.96

Finding the Fourth Proportional to 143,344.18, 214,941.93 and 64,390.96

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Solution

The fourth proportional to 143,344.18, 214,941.93 and 64,390.96 is: 96,553.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,344.18 : 214,941.93 = 64,390.96 : x
  2. Step 2: Convert to fraction form
    143,344.18/214,941.93 = 64,390.96/x
  3. Step 3: Cross multiply
    143,344.18x = 214,941.93 × 64,390.96
  4. Step 4: Simplify right side
    143,344.18x = 13,840,317,216.95
  5. Step 5: Solve for x
    x = 13,840,317,216.95/143,344.18
  6. Step 6: Final answer
    x = 96,553.05

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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.