Home / 92,271.12-127,334.14-49,829.65

Finding the Fourth Proportional to 92,271.12, 127,334.14 and 49,829.65

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Solution

The fourth proportional to 92,271.12, 127,334.14 and 49,829.65 is: 68,764.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,271.12 : 127,334.14 = 49,829.65 : x
  2. Step 2: Convert to fraction form
    92,271.12/127,334.14 = 49,829.65/x
  3. Step 3: Cross multiply
    92,271.12x = 127,334.14 × 49,829.65
  4. Step 4: Simplify right side
    92,271.12x = 6,345,015,629.25
  5. Step 5: Solve for x
    x = 6,345,015,629.25/92,271.12
  6. Step 6: Final answer
    x = 68,764.91

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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.