Home / 143,272.26-214,834.50-64,318.77

Finding the Fourth Proportional to 143,272.26, 214,834.50 and 64,318.77

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Solution

The fourth proportional to 143,272.26, 214,834.50 and 64,318.77 is: 96,444.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,272.26 : 214,834.50 = 64,318.77 : x
  2. Step 2: Convert to fraction form
    143,272.26/214,834.50 = 64,318.77/x
  3. Step 3: Cross multiply
    143,272.26x = 214,834.50 × 64,318.77
  4. Step 4: Simplify right side
    143,272.26x = 13,817,890,793.57
  5. Step 5: Solve for x
    x = 13,817,890,793.57/143,272.26
  6. Step 6: Final answer
    x = 96,444.98

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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.