Home / 88,986.13-122,827.13-51,286.93

Finding the Fourth Proportional to 88,986.13, 122,827.13 and 51,286.93

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Solution

The fourth proportional to 88,986.13, 122,827.13 and 51,286.93 is: 70,791.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,986.13 : 122,827.13 = 51,286.93 : x
  2. Step 2: Convert to fraction form
    88,986.13/122,827.13 = 51,286.93/x
  3. Step 3: Cross multiply
    88,986.13x = 122,827.13 × 51,286.93
  4. Step 4: Simplify right side
    88,986.13x = 6,299,426,418.41
  5. Step 5: Solve for x
    x = 6,299,426,418.41/88,986.13
  6. Step 6: Final answer
    x = 70,791.10

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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.