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Finding the Fourth Proportional to 163,840.52, 245,678.59 and 95,474.23

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Solution

The fourth proportional to 163,840.52, 245,678.59 and 95,474.23 is: 143,163.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,840.52 : 245,678.59 = 95,474.23 : x
  2. Step 2: Convert to fraction form
    163,840.52/245,678.59 = 95,474.23/x
  3. Step 3: Cross multiply
    163,840.52x = 245,678.59 × 95,474.23
  4. Step 4: Simplify right side
    163,840.52x = 23,455,973,175.84
  5. Step 5: Solve for x
    x = 23,455,973,175.84/163,840.52
  6. Step 6: Final answer
    x = 143,163.44

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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.