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Finding the Fourth Proportional to 134,597.60, 185,742.24 and 74,173.82

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Solution

The fourth proportional to 134,597.60, 185,742.24 and 74,173.82 is: 102,358.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,597.60 : 185,742.24 = 74,173.82 : x
  2. Step 2: Convert to fraction form
    134,597.60/185,742.24 = 74,173.82/x
  3. Step 3: Cross multiply
    134,597.60x = 185,742.24 × 74,173.82
  4. Step 4: Simplify right side
    134,597.60x = 13,777,211,476.16
  5. Step 5: Solve for x
    x = 13,777,211,476.16/134,597.60
  6. Step 6: Final answer
    x = 102,358.52

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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.