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Finding the Fourth Proportional to 159,323.92, 238,985.88 and 148,825.36

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Solution

The fourth proportional to 159,323.92, 238,985.88 and 148,825.36 is: 223,238.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,323.92 : 238,985.88 = 148,825.36 : x
  2. Step 2: Convert to fraction form
    159,323.92/238,985.88 = 148,825.36/x
  3. Step 3: Cross multiply
    159,323.92x = 238,985.88 × 148,825.36
  4. Step 4: Simplify right side
    159,323.92x = 35,567,159,625.92
  5. Step 5: Solve for x
    x = 35,567,159,625.92/159,323.92
  6. Step 6: Final answer
    x = 223,238.04

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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.