Home / 235,108.63-324,671.25-163,683.91

Finding the Fourth Proportional to 235,108.63, 324,671.25 and 163,683.91

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Solution

The fourth proportional to 235,108.63, 324,671.25 and 163,683.91 is: 226,037.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,108.63 : 324,671.25 = 163,683.91 : x
  2. Step 2: Convert to fraction form
    235,108.63/324,671.25 = 163,683.91/x
  3. Step 3: Cross multiply
    235,108.63x = 324,671.25 × 163,683.91
  4. Step 4: Simplify right side
    235,108.63x = 53,143,459,664.59
  5. Step 5: Solve for x
    x = 53,143,459,664.59/235,108.63
  6. Step 6: Final answer
    x = 226,037.89

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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.