Home / 142,865.53-214,299.92-54,094.93

Finding the Fourth Proportional to 142,865.53, 214,299.92 and 54,094.93

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Solution

The fourth proportional to 142,865.53, 214,299.92 and 54,094.93 is: 81,143.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,865.53 : 214,299.92 = 54,094.93 : x
  2. Step 2: Convert to fraction form
    142,865.53/214,299.92 = 54,094.93/x
  3. Step 3: Cross multiply
    142,865.53x = 214,299.92 × 54,094.93
  4. Step 4: Simplify right side
    142,865.53x = 11,592,538,900.93
  5. Step 5: Solve for x
    x = 11,592,538,900.93/142,865.53
  6. Step 6: Final answer
    x = 81,143.01

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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.