Home / 142,914.41-214,380.57-48,136.82

Finding the Fourth Proportional to 142,914.41, 214,380.57 and 48,136.82

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Solution

The fourth proportional to 142,914.41, 214,380.57 and 48,136.82 is: 72,208.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,914.41 : 214,380.57 = 48,136.82 : x
  2. Step 2: Convert to fraction form
    142,914.41/214,380.57 = 48,136.82/x
  3. Step 3: Cross multiply
    142,914.41x = 214,380.57 × 48,136.82
  4. Step 4: Simplify right side
    142,914.41x = 10,319,598,018.20
  5. Step 5: Solve for x
    x = 10,319,598,018.20/142,914.41
  6. Step 6: Final answer
    x = 72,208.24

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1.5x scale

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.