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Finding the Fourth Proportional to 134,327.66, 185,369.60 and 73,894.78

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Solution

The fourth proportional to 134,327.66, 185,369.60 and 73,894.78 is: 101,973.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,327.66 : 185,369.60 = 73,894.78 : x
  2. Step 2: Convert to fraction form
    134,327.66/185,369.60 = 73,894.78/x
  3. Step 3: Cross multiply
    134,327.66x = 185,369.60 × 73,894.78
  4. Step 4: Simplify right side
    134,327.66x = 13,697,844,514.37
  5. Step 5: Solve for x
    x = 13,697,844,514.37/134,327.66
  6. Step 6: Final answer
    x = 101,973.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.