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Finding the Fourth Proportional to 144,374.52, 216,416.37 and 60,181.29

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Solution

The fourth proportional to 144,374.52, 216,416.37 and 60,181.29 is: 90,211.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,374.52 : 216,416.37 = 60,181.29 : x
  2. Step 2: Convert to fraction form
    144,374.52/216,416.37 = 60,181.29/x
  3. Step 3: Cross multiply
    144,374.52x = 216,416.37 × 60,181.29
  4. Step 4: Simplify right side
    144,374.52x = 13,024,216,323.72
  5. Step 5: Solve for x
    x = 13,024,216,323.72/144,374.52
  6. Step 6: Final answer
    x = 90,211.32

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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.