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Finding the Fourth Proportional to 70,283.84, 104,976.25 and 63,610.16

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Solution

The fourth proportional to 70,283.84, 104,976.25 and 63,610.16 is: 95,008.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,283.84 : 104,976.25 = 63,610.16 : x
  2. Step 2: Convert to fraction form
    70,283.84/104,976.25 = 63,610.16/x
  3. Step 3: Cross multiply
    70,283.84x = 104,976.25 × 63,610.16
  4. Step 4: Simplify right side
    70,283.84x = 6,677,556,058.70
  5. Step 5: Solve for x
    x = 6,677,556,058.70/70,283.84
  6. Step 6: Final answer
    x = 95,008.41

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.