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Finding the Fourth Proportional to 136,770.52, 205,252.14 and 48,030.94

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Solution

The fourth proportional to 136,770.52, 205,252.14 and 48,030.94 is: 72,080.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,770.52 : 205,252.14 = 48,030.94 : x
  2. Step 2: Convert to fraction form
    136,770.52/205,252.14 = 48,030.94/x
  3. Step 3: Cross multiply
    136,770.52x = 205,252.14 × 48,030.94
  4. Step 4: Simplify right side
    136,770.52x = 9,858,453,221.21
  5. Step 5: Solve for x
    x = 9,858,453,221.21/136,770.52
  6. Step 6: Final answer
    x = 72,080.25

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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.