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Finding the Fourth Proportional to 192,386.24, 288,610.40 and 59,266.48

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Solution

The fourth proportional to 192,386.24, 288,610.40 and 59,266.48 is: 88,909.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,386.24 : 288,610.40 = 59,266.48 : x
  2. Step 2: Convert to fraction form
    192,386.24/288,610.40 = 59,266.48/x
  3. Step 3: Cross multiply
    192,386.24x = 288,610.40 × 59,266.48
  4. Step 4: Simplify right side
    192,386.24x = 17,104,922,499.39
  5. Step 5: Solve for x
    x = 17,104,922,499.39/192,386.24
  6. Step 6: Final answer
    x = 88,909.28

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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.