Home / 168,189.18-232,117.50-125,673.90

Finding the Fourth Proportional to 168,189.18, 232,117.50 and 125,673.90

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Solution

The fourth proportional to 168,189.18, 232,117.50 and 125,673.90 is: 173,442.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,189.18 : 232,117.50 = 125,673.90 : x
  2. Step 2: Convert to fraction form
    168,189.18/232,117.50 = 125,673.90/x
  3. Step 3: Cross multiply
    168,189.18x = 232,117.50 × 125,673.90
  4. Step 4: Simplify right side
    168,189.18x = 29,171,111,483.25
  5. Step 5: Solve for x
    x = 29,171,111,483.25/168,189.18
  6. Step 6: Final answer
    x = 173,442.26

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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.