Home / 282,722.15-424,152.94-140,634.82

Finding the Fourth Proportional to 282,722.15, 424,152.94 and 140,634.82

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Solution

The fourth proportional to 282,722.15, 424,152.94 and 140,634.82 is: 210,986.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,722.15 : 424,152.94 = 140,634.82 : x
  2. Step 2: Convert to fraction form
    282,722.15/424,152.94 = 140,634.82/x
  3. Step 3: Cross multiply
    282,722.15x = 424,152.94 × 140,634.82
  4. Step 4: Simplify right side
    282,722.15x = 59,650,672,369.37
  5. Step 5: Solve for x
    x = 59,650,672,369.37/282,722.15
  6. Step 6: Final answer
    x = 210,986.91

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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.