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Finding the Fourth Proportional to 169,941.81, 254,858.14 and 56,064.02

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Solution

The fourth proportional to 169,941.81, 254,858.14 and 56,064.02 is: 84,078.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,941.81 : 254,858.14 = 56,064.02 : x
  2. Step 2: Convert to fraction form
    169,941.81/254,858.14 = 56,064.02/x
  3. Step 3: Cross multiply
    169,941.81x = 254,858.14 × 56,064.02
  4. Step 4: Simplify right side
    169,941.81x = 14,288,371,858.12
  5. Step 5: Solve for x
    x = 14,288,371,858.12/169,941.81
  6. Step 6: Final answer
    x = 84,078.03

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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.