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Finding the Fourth Proportional to 110,684.36, 152,744.08 and 60,383

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Solution

The fourth proportional to 110,684.36, 152,744.08 and 60,383 is: 83,328.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,684.36 : 152,744.08 = 60,383 : x
  2. Step 2: Convert to fraction form
    110,684.36/152,744.08 = 60,383/x
  3. Step 3: Cross multiply
    110,684.36x = 152,744.08 × 60,383
  4. Step 4: Simplify right side
    110,684.36x = 9,223,145,782.64
  5. Step 5: Solve for x
    x = 9,223,145,782.64/110,684.36
  6. Step 6: Final answer
    x = 83,328.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.