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Finding the Fourth Proportional to 114,422.16, 171,649.62 and 43,325.64

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Solution

The fourth proportional to 114,422.16, 171,649.62 and 43,325.64 is: 64,994.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,422.16 : 171,649.62 = 43,325.64 : x
  2. Step 2: Convert to fraction form
    114,422.16/171,649.62 = 43,325.64/x
  3. Step 3: Cross multiply
    114,422.16x = 171,649.62 × 43,325.64
  4. Step 4: Simplify right side
    114,422.16x = 7,436,829,642.26
  5. Step 5: Solve for x
    x = 7,436,829,642.26/114,422.16
  6. Step 6: Final answer
    x = 64,994.66

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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.