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Finding the Fourth Proportional to 98,119.07, 147,200.54 and 35,789.57

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Solution

The fourth proportional to 98,119.07, 147,200.54 and 35,789.57 is: 53,692.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,119.07 : 147,200.54 = 35,789.57 : x
  2. Step 2: Convert to fraction form
    98,119.07/147,200.54 = 35,789.57/x
  3. Step 3: Cross multiply
    98,119.07x = 147,200.54 × 35,789.57
  4. Step 4: Simplify right side
    98,119.07x = 5,268,243,383.84
  5. Step 5: Solve for x
    x = 5,268,243,383.84/98,119.07
  6. Step 6: Final answer
    x = 53,692.35

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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.