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Finding the Fourth Proportional to 171,460.53, 236,624.02 and 103,476.42

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Solution

The fourth proportional to 171,460.53, 236,624.02 and 103,476.42 is: 142,802.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,460.53 : 236,624.02 = 103,476.42 : x
  2. Step 2: Convert to fraction form
    171,460.53/236,624.02 = 103,476.42/x
  3. Step 3: Cross multiply
    171,460.53x = 236,624.02 × 103,476.42
  4. Step 4: Simplify right side
    171,460.53x = 24,485,006,216.92
  5. Step 5: Solve for x
    x = 24,485,006,216.92/171,460.53
  6. Step 6: Final answer
    x = 142,802.58

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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.