Home / 143,586.25-215,379.43-64,608.22

Finding the Fourth Proportional to 143,586.25, 215,379.43 and 64,608.22

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Solution

The fourth proportional to 143,586.25, 215,379.43 and 64,608.22 is: 96,912.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,586.25 : 215,379.43 = 64,608.22 : x
  2. Step 2: Convert to fraction form
    143,586.25/215,379.43 = 64,608.22/x
  3. Step 3: Cross multiply
    143,586.25x = 215,379.43 × 64,608.22
  4. Step 4: Simplify right side
    143,586.25x = 13,915,281,596.91
  5. Step 5: Solve for x
    x = 13,915,281,596.91/143,586.25
  6. Step 6: Final answer
    x = 96,912.35

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1.5x scale

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.