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Finding the Fourth Proportional to 183,148.60, 274,394.85 and 156,904.60

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Solution

The fourth proportional to 183,148.60, 274,394.85 and 156,904.60 is: 235,075.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,148.60 : 274,394.85 = 156,904.60 : x
  2. Step 2: Convert to fraction form
    183,148.60/274,394.85 = 156,904.60/x
  3. Step 3: Cross multiply
    183,148.60x = 274,394.85 × 156,904.60
  4. Step 4: Simplify right side
    183,148.60x = 43,053,814,181.31
  5. Step 5: Solve for x
    x = 43,053,814,181.31/183,148.60
  6. Step 6: Final answer
    x = 235,075.86

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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.