Home / 142,836.43-214,351.44-58,611.82

Finding the Fourth Proportional to 142,836.43, 214,351.44 and 58,611.82

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Solution

The fourth proportional to 142,836.43, 214,351.44 and 58,611.82 is: 87,957.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,836.43 : 214,351.44 = 58,611.82 : x
  2. Step 2: Convert to fraction form
    142,836.43/214,351.44 = 58,611.82/x
  3. Step 3: Cross multiply
    142,836.43x = 214,351.44 × 58,611.82
  4. Step 4: Simplify right side
    142,836.43x = 12,563,528,018.02
  5. Step 5: Solve for x
    x = 12,563,528,018.02/142,836.43
  6. Step 6: Final answer
    x = 87,957.45

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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.