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Finding the Fourth Proportional to 203,070.74, 304,802.94 and 97,963.52

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Solution

The fourth proportional to 203,070.74, 304,802.94 and 97,963.52 is: 147,040.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,070.74 : 304,802.94 = 97,963.52 : x
  2. Step 2: Convert to fraction form
    203,070.74/304,802.94 = 97,963.52/x
  3. Step 3: Cross multiply
    203,070.74x = 304,802.94 × 97,963.52
  4. Step 4: Simplify right side
    203,070.74x = 29,859,568,908.75
  5. Step 5: Solve for x
    x = 29,859,568,908.75/203,070.74
  6. Step 6: Final answer
    x = 147,040.23

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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.