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Finding the Fourth Proportional to 197,802.95, 296,751.11 and 64,682.69

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Solution

The fourth proportional to 197,802.95, 296,751.11 and 64,682.69 is: 97,039.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,802.95 : 296,751.11 = 64,682.69 : x
  2. Step 2: Convert to fraction form
    197,802.95/296,751.11 = 64,682.69/x
  3. Step 3: Cross multiply
    197,802.95x = 296,751.11 × 64,682.69
  4. Step 4: Simplify right side
    197,802.95x = 19,194,660,473.75
  5. Step 5: Solve for x
    x = 19,194,660,473.75/197,802.95
  6. Step 6: Final answer
    x = 97,039.30

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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.