Home / 94,071.36-129,820.04-51,633.84

Finding the Fourth Proportional to 94,071.36, 129,820.04 and 51,633.84

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Solution

The fourth proportional to 94,071.36, 129,820.04 and 51,633.84 is: 71,255.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,071.36 : 129,820.04 = 51,633.84 : x
  2. Step 2: Convert to fraction form
    94,071.36/129,820.04 = 51,633.84/x
  3. Step 3: Cross multiply
    94,071.36x = 129,820.04 × 51,633.84
  4. Step 4: Simplify right side
    94,071.36x = 6,703,107,174.15
  5. Step 5: Solve for x
    x = 6,703,107,174.15/94,071.36
  6. Step 6: Final answer
    x = 71,255.56

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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.