Home / 343,827.94-515,942.71-144,132.98

Finding the Fourth Proportional to 343,827.94, 515,942.71 and 144,132.98

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Solution

The fourth proportional to 343,827.94, 515,942.71 and 144,132.98 is: 216,283.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,827.94 : 515,942.71 = 144,132.98 : x
  2. Step 2: Convert to fraction form
    343,827.94/515,942.71 = 144,132.98/x
  3. Step 3: Cross multiply
    343,827.94x = 515,942.71 × 144,132.98
  4. Step 4: Simplify right side
    343,827.94x = 74,364,360,301.58
  5. Step 5: Solve for x
    x = 74,364,360,301.58/343,827.94
  6. Step 6: Final answer
    x = 216,283.65

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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.