Home / 142,992.36-214,490.06-43,153.44

Finding the Fourth Proportional to 142,992.36, 214,490.06 and 43,153.44

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Solution

The fourth proportional to 142,992.36, 214,490.06 and 43,153.44 is: 64,730.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,992.36 : 214,490.06 = 43,153.44 : x
  2. Step 2: Convert to fraction form
    142,992.36/214,490.06 = 43,153.44/x
  3. Step 3: Cross multiply
    142,992.36x = 214,490.06 × 43,153.44
  4. Step 4: Simplify right side
    142,992.36x = 9,255,984,578.92
  5. Step 5: Solve for x
    x = 9,255,984,578.92/142,992.36
  6. Step 6: Final answer
    x = 64,730.63

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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.