Home / 142,704.19-214,058.37-67,832.02

Finding the Fourth Proportional to 142,704.19, 214,058.37 and 67,832.02

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Solution

The fourth proportional to 142,704.19, 214,058.37 and 67,832.02 is: 101,749.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,704.19 : 214,058.37 = 67,832.02 : x
  2. Step 2: Convert to fraction form
    142,704.19/214,058.37 = 67,832.02/x
  3. Step 3: Cross multiply
    142,704.19x = 214,058.37 × 67,832.02
  4. Step 4: Simplify right side
    142,704.19x = 14,520,010,564.72
  5. Step 5: Solve for x
    x = 14,520,010,564.72/142,704.19
  6. Step 6: Final answer
    x = 101,749.02

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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.