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Finding the Fourth Proportional to 98,236.81, 147,271.92 and 35,037.91

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Solution

The fourth proportional to 98,236.81, 147,271.92 and 35,037.91 is: 52,527.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,236.81 : 147,271.92 = 35,037.91 : x
  2. Step 2: Convert to fraction form
    98,236.81/147,271.92 = 35,037.91/x
  3. Step 3: Cross multiply
    98,236.81x = 147,271.92 × 35,037.91
  4. Step 4: Simplify right side
    98,236.81x = 5,160,100,278.49
  5. Step 5: Solve for x
    x = 5,160,100,278.49/98,236.81
  6. Step 6: Final answer
    x = 52,527.16

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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.