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Finding the Fourth Proportional to 159,797.41, 239,803.03 and 66,303.16

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Solution

The fourth proportional to 159,797.41, 239,803.03 and 66,303.16 is: 99,499.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,797.41 : 239,803.03 = 66,303.16 : x
  2. Step 2: Convert to fraction form
    159,797.41/239,803.03 = 66,303.16/x
  3. Step 3: Cross multiply
    159,797.41x = 239,803.03 × 66,303.16
  4. Step 4: Simplify right side
    159,797.41x = 15,899,698,149.95
  5. Step 5: Solve for x
    x = 15,899,698,149.95/159,797.41
  6. Step 6: Final answer
    x = 99,499.10

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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.