Home / 143,012.37-214,508.13-58,749.65

Finding the Fourth Proportional to 143,012.37, 214,508.13 and 58,749.65

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Solution

The fourth proportional to 143,012.37, 214,508.13 and 58,749.65 is: 88,120.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,012.37 : 214,508.13 = 58,749.65 : x
  2. Step 2: Convert to fraction form
    143,012.37/214,508.13 = 58,749.65/x
  3. Step 3: Cross multiply
    143,012.37x = 214,508.13 × 58,749.65
  4. Step 4: Simplify right side
    143,012.37x = 12,602,276,487.11
  5. Step 5: Solve for x
    x = 12,602,276,487.11/143,012.37
  6. Step 6: Final answer
    x = 88,120.18

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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.