Home / 112,627.98-155,425.71-62,329.74

Finding the Fourth Proportional to 112,627.98, 155,425.71 and 62,329.74

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Solution

The fourth proportional to 112,627.98, 155,425.71 and 62,329.74 is: 86,014.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,627.98 : 155,425.71 = 62,329.74 : x
  2. Step 2: Convert to fraction form
    112,627.98/155,425.71 = 62,329.74/x
  3. Step 3: Cross multiply
    112,627.98x = 155,425.71 × 62,329.74
  4. Step 4: Simplify right side
    112,627.98x = 9,687,644,093.62
  5. Step 5: Solve for x
    x = 9,687,644,093.62/112,627.98
  6. Step 6: Final answer
    x = 86,014.54

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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.