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Finding the Fourth Proportional to 248,092.16, 342,525.36 and 163,355.36

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Solution

The fourth proportional to 248,092.16, 342,525.36 and 163,355.36 is: 225,534.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,092.16 : 342,525.36 = 163,355.36 : x
  2. Step 2: Convert to fraction form
    248,092.16/342,525.36 = 163,355.36/x
  3. Step 3: Cross multiply
    248,092.16x = 342,525.36 × 163,355.36
  4. Step 4: Simplify right side
    248,092.16x = 55,953,353,491.93
  5. Step 5: Solve for x
    x = 55,953,353,491.93/248,092.16
  6. Step 6: Final answer
    x = 225,534.55

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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.