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Finding the Fourth Proportional to 223,014.60, 307,748.85 and 132,374.52

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Solution

The fourth proportional to 223,014.60, 307,748.85 and 132,374.52 is: 182,670.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,014.60 : 307,748.85 = 132,374.52 : x
  2. Step 2: Convert to fraction form
    223,014.60/307,748.85 = 132,374.52/x
  3. Step 3: Cross multiply
    223,014.60x = 307,748.85 × 132,374.52
  4. Step 4: Simplify right side
    223,014.60x = 40,738,106,299.30
  5. Step 5: Solve for x
    x = 40,738,106,299.30/223,014.60
  6. Step 6: Final answer
    x = 182,670.13

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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.