Home / 143,112.76-214,430.34-63,031.48

Finding the Fourth Proportional to 143,112.76, 214,430.34 and 63,031.48

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Solution

The fourth proportional to 143,112.76, 214,430.34 and 63,031.48 is: 94,442.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,112.76 : 214,430.34 = 63,031.48 : x
  2. Step 2: Convert to fraction form
    143,112.76/214,430.34 = 63,031.48/x
  3. Step 3: Cross multiply
    143,112.76x = 214,430.34 × 63,031.48
  4. Step 4: Simplify right side
    143,112.76x = 13,515,861,687.10
  5. Step 5: Solve for x
    x = 13,515,861,687.10/143,112.76
  6. Step 6: Final answer
    x = 94,442.04

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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.