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Finding the Fourth Proportional to 184,259.76, 275,043.90 and 158,132.40

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Solution

The fourth proportional to 184,259.76, 275,043.90 and 158,132.40 is: 236,043.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,259.76 : 275,043.90 = 158,132.40 : x
  2. Step 2: Convert to fraction form
    184,259.76/275,043.90 = 158,132.40/x
  3. Step 3: Cross multiply
    184,259.76x = 275,043.90 × 158,132.40
  4. Step 4: Simplify right side
    184,259.76x = 43,493,352,012.36
  5. Step 5: Solve for x
    x = 43,493,352,012.36/184,259.76
  6. Step 6: Final answer
    x = 236,043.68

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.