Home / 158,887.74-219,183.96-101,466.72

Finding the Fourth Proportional to 158,887.74, 219,183.96 and 101,466.72

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Solution

The fourth proportional to 158,887.74, 219,183.96 and 101,466.72 is: 139,972.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,887.74 : 219,183.96 = 101,466.72 : x
  2. Step 2: Convert to fraction form
    158,887.74/219,183.96 = 101,466.72/x
  3. Step 3: Cross multiply
    158,887.74x = 219,183.96 × 101,466.72
  4. Step 4: Simplify right side
    158,887.74x = 22,239,877,497.81
  5. Step 5: Solve for x
    x = 22,239,877,497.81/158,887.74
  6. Step 6: Final answer
    x = 139,972.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.