Home / 262,054.20-393,372.90-143,956.20

Finding the Fourth Proportional to 262,054.20, 393,372.90 and 143,956.20

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Solution

The fourth proportional to 262,054.20, 393,372.90 and 143,956.20 is: 216,094.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,054.20 : 393,372.90 = 143,956.20 : x
  2. Step 2: Convert to fraction form
    262,054.20/393,372.90 = 143,956.20/x
  3. Step 3: Cross multiply
    262,054.20x = 393,372.90 × 143,956.20
  4. Step 4: Simplify right side
    262,054.20x = 56,628,467,866.98
  5. Step 5: Solve for x
    x = 56,628,467,866.98/262,054.20
  6. Step 6: Final answer
    x = 216,094.49

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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.