Home / 231,877.49-319,898.81-144,611.25

Finding the Fourth Proportional to 231,877.49, 319,898.81 and 144,611.25

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Solution

The fourth proportional to 231,877.49, 319,898.81 and 144,611.25 is: 199,506.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,877.49 : 319,898.81 = 144,611.25 : x
  2. Step 2: Convert to fraction form
    231,877.49/319,898.81 = 144,611.25/x
  3. Step 3: Cross multiply
    231,877.49x = 319,898.81 × 144,611.25
  4. Step 4: Simplify right side
    231,877.49x = 46,260,966,064.56
  5. Step 5: Solve for x
    x = 46,260,966,064.56/231,877.49
  6. Step 6: Final answer
    x = 199,506.07

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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.