Home / 168,144.81-232,038.32-92,693.31

Finding the Fourth Proportional to 168,144.81, 232,038.32 and 92,693.31

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Solution

The fourth proportional to 168,144.81, 232,038.32 and 92,693.31 is: 127,915.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,144.81 : 232,038.32 = 92,693.31 : x
  2. Step 2: Convert to fraction form
    168,144.81/232,038.32 = 92,693.31/x
  3. Step 3: Cross multiply
    168,144.81x = 232,038.32 × 92,693.31
  4. Step 4: Simplify right side
    168,144.81x = 21,508,399,464.17
  5. Step 5: Solve for x
    x = 21,508,399,464.17/168,144.81
  6. Step 6: Final answer
    x = 127,915.93

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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.