Home / 98,081.13-147,143.57-35,751.63

Finding the Fourth Proportional to 98,081.13, 147,143.57 and 35,751.63

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Solution

The fourth proportional to 98,081.13, 147,143.57 and 35,751.63 is: 53,635.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,081.13 : 147,143.57 = 35,751.63 : x
  2. Step 2: Convert to fraction form
    98,081.13/147,143.57 = 35,751.63/x
  3. Step 3: Cross multiply
    98,081.13x = 147,143.57 × 35,751.63
  4. Step 4: Simplify right side
    98,081.13x = 5,260,622,471.52
  5. Step 5: Solve for x
    x = 5,260,622,471.52/98,081.13
  6. Step 6: Final answer
    x = 53,635.42

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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.