Home / 118,938.67-178,390.63-34,676.19

Finding the Fourth Proportional to 118,938.67, 178,390.63 and 34,676.19

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Solution

The fourth proportional to 118,938.67, 178,390.63 and 34,676.19 is: 52,009.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,938.67 : 178,390.63 = 34,676.19 : x
  2. Step 2: Convert to fraction form
    118,938.67/178,390.63 = 34,676.19/x
  3. Step 3: Cross multiply
    118,938.67x = 178,390.63 × 34,676.19
  4. Step 4: Simplify right side
    118,938.67x = 6,185,907,380.10
  5. Step 5: Solve for x
    x = 6,185,907,380.10/118,938.67
  6. Step 6: Final answer
    x = 52,009.22

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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.