Home / 142,724.62-214,035.26-47,926.45

Finding the Fourth Proportional to 142,724.62, 214,035.26 and 47,926.45

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Solution

The fourth proportional to 142,724.62, 214,035.26 and 47,926.45 is: 71,872.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,724.62 : 214,035.26 = 47,926.45 : x
  2. Step 2: Convert to fraction form
    142,724.62/214,035.26 = 47,926.45/x
  3. Step 3: Cross multiply
    142,724.62x = 214,035.26 × 47,926.45
  4. Step 4: Simplify right side
    142,724.62x = 10,257,949,946.99
  5. Step 5: Solve for x
    x = 10,257,949,946.99/142,724.62
  6. Step 6: Final answer
    x = 71,872.32

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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.