Home / 94,310.58-130,147.92-51,868.20

Finding the Fourth Proportional to 94,310.58, 130,147.92 and 51,868.20

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Solution

The fourth proportional to 94,310.58, 130,147.92 and 51,868.20 is: 71,577.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,310.58 : 130,147.92 = 51,868.20 : x
  2. Step 2: Convert to fraction form
    94,310.58/130,147.92 = 51,868.20/x
  3. Step 3: Cross multiply
    94,310.58x = 130,147.92 × 51,868.20
  4. Step 4: Simplify right side
    94,310.58x = 6,750,538,344.14
  5. Step 5: Solve for x
    x = 6,750,538,344.14/94,310.58
  6. Step 6: Final answer
    x = 71,577.74

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1.5x scale

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.