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Finding the Fourth Proportional to 197,473.68, 296,164.76 and 55,328.94

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Solution

The fourth proportional to 197,473.68, 296,164.76 and 55,328.94 is: 82,980.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,473.68 : 296,164.76 = 55,328.94 : x
  2. Step 2: Convert to fraction form
    197,473.68/296,164.76 = 55,328.94/x
  3. Step 3: Cross multiply
    197,473.68x = 296,164.76 × 55,328.94
  4. Step 4: Simplify right side
    197,473.68x = 16,386,481,959.51
  5. Step 5: Solve for x
    x = 16,386,481,959.51/197,473.68
  6. Step 6: Final answer
    x = 82,980.59

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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.