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Finding the Fourth Proportional to 94,059.08, 129,805.24 and 51,619.12

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Solution

The fourth proportional to 94,059.08, 129,805.24 and 51,619.12 is: 71,236.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,059.08 : 129,805.24 = 51,619.12 : x
  2. Step 2: Convert to fraction form
    94,059.08/129,805.24 = 51,619.12/x
  3. Step 3: Cross multiply
    94,059.08x = 129,805.24 × 51,619.12
  4. Step 4: Simplify right side
    94,059.08x = 6,700,432,260.19
  5. Step 5: Solve for x
    x = 6,700,432,260.19/94,059.08
  6. Step 6: Final answer
    x = 71,236.42

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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.