Home / 147,104.56-220,628.52-57,147.16

Finding the Fourth Proportional to 147,104.56, 220,628.52 and 57,147.16

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Solution

The fourth proportional to 147,104.56, 220,628.52 and 57,147.16 is: 85,709.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,104.56 : 220,628.52 = 57,147.16 : x
  2. Step 2: Convert to fraction form
    147,104.56/220,628.52 = 57,147.16/x
  3. Step 3: Cross multiply
    147,104.56x = 220,628.52 × 57,147.16
  4. Step 4: Simplify right side
    147,104.56x = 12,608,293,333.00
  5. Step 5: Solve for x
    x = 12,608,293,333.00/147,104.56
  6. Step 6: Final answer
    x = 85,709.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.