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Finding the Fourth Proportional to 146,235.52, 219,443.52 and 57,473.44

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Solution

The fourth proportional to 146,235.52, 219,443.52 and 57,473.44 is: 86,245.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,235.52 : 219,443.52 = 57,473.44 : x
  2. Step 2: Convert to fraction form
    146,235.52/219,443.52 = 57,473.44/x
  3. Step 3: Cross multiply
    146,235.52x = 219,443.52 × 57,473.44
  4. Step 4: Simplify right side
    146,235.52x = 12,612,173,980.11
  5. Step 5: Solve for x
    x = 12,612,173,980.11/146,235.52
  6. Step 6: Final answer
    x = 86,245.63

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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.