Home / 79,926.18-110,291.15-51,195.16

Finding the Fourth Proportional to 79,926.18, 110,291.15 and 51,195.16

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Solution

The fourth proportional to 79,926.18, 110,291.15 and 51,195.16 is: 70,644.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,926.18 : 110,291.15 = 51,195.16 : x
  2. Step 2: Convert to fraction form
    79,926.18/110,291.15 = 51,195.16/x
  3. Step 3: Cross multiply
    79,926.18x = 110,291.15 × 51,195.16
  4. Step 4: Simplify right side
    79,926.18x = 5,646,372,263.40
  5. Step 5: Solve for x
    x = 5,646,372,263.40/79,926.18
  6. Step 6: Final answer
    x = 70,644.84

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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.