Home / 94,278.30-130,104.03-51,839.58

Finding the Fourth Proportional to 94,278.30, 130,104.03 and 51,839.58

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Solution

The fourth proportional to 94,278.30, 130,104.03 and 51,839.58 is: 71,538.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,278.30 : 130,104.03 = 51,839.58 : x
  2. Step 2: Convert to fraction form
    94,278.30/130,104.03 = 51,839.58/x
  3. Step 3: Cross multiply
    94,278.30x = 130,104.03 × 51,839.58
  4. Step 4: Simplify right side
    94,278.30x = 6,744,538,271.51
  5. Step 5: Solve for x
    x = 6,744,538,271.51/94,278.30
  6. Step 6: Final answer
    x = 71,538.61

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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.