Home / 197,923.84-296,937.60-98,080

Finding the Fourth Proportional to 197,923.84, 296,937.60 and 98,080

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Solution

The fourth proportional to 197,923.84, 296,937.60 and 98,080 is: 147,145.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,923.84 : 296,937.60 = 98,080 : x
  2. Step 2: Convert to fraction form
    197,923.84/296,937.60 = 98,080/x
  3. Step 3: Cross multiply
    197,923.84x = 296,937.60 × 98,080
  4. Step 4: Simplify right side
    197,923.84x = 29,123,639,808.00
  5. Step 5: Solve for x
    x = 29,123,639,808.00/197,923.84
  6. Step 6: Final answer
    x = 147,145.69

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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.