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Finding the Fourth Proportional to 184,444.60, 276,666.90 and 137,788.60

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Solution

The fourth proportional to 184,444.60, 276,666.90 and 137,788.60 is: 206,682.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,444.60 : 276,666.90 = 137,788.60 : x
  2. Step 2: Convert to fraction form
    184,444.60/276,666.90 = 137,788.60/x
  3. Step 3: Cross multiply
    184,444.60x = 276,666.90 × 137,788.60
  4. Step 4: Simplify right side
    184,444.60x = 38,121,544,817.34
  5. Step 5: Solve for x
    x = 38,121,544,817.34/184,444.60
  6. Step 6: Final answer
    x = 206,682.90

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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.