Home / 233,644.49-322,430.66-131,671.53

Finding the Fourth Proportional to 233,644.49, 322,430.66 and 131,671.53

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Solution

The fourth proportional to 233,644.49, 322,430.66 and 131,671.53 is: 181,707.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,644.49 : 322,430.66 = 131,671.53 : x
  2. Step 2: Convert to fraction form
    233,644.49/322,430.66 = 131,671.53/x
  3. Step 3: Cross multiply
    233,644.49x = 322,430.66 × 131,671.53
  4. Step 4: Simplify right side
    233,644.49x = 42,454,938,321.11
  5. Step 5: Solve for x
    x = 42,454,938,321.11/233,644.49
  6. Step 6: Final answer
    x = 181,707.42

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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.