Home / 142,931.52-214,362.42-48,137.03

Finding the Fourth Proportional to 142,931.52, 214,362.42 and 48,137.03

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Solution

The fourth proportional to 142,931.52, 214,362.42 and 48,137.03 is: 72,193.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,931.52 : 214,362.42 = 48,137.03 : x
  2. Step 2: Convert to fraction form
    142,931.52/214,362.42 = 48,137.03/x
  3. Step 3: Cross multiply
    142,931.52x = 214,362.42 × 48,137.03
  4. Step 4: Simplify right side
    142,931.52x = 10,318,769,170.60
  5. Step 5: Solve for x
    x = 10,318,769,170.60/142,931.52
  6. Step 6: Final answer
    x = 72,193.80

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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.