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Finding the Fourth Proportional to 184,043.70, 275,871.15 and 104,987.70

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Solution

The fourth proportional to 184,043.70, 275,871.15 and 104,987.70 is: 157,370.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,043.70 : 275,871.15 = 104,987.70 : x
  2. Step 2: Convert to fraction form
    184,043.70/275,871.15 = 104,987.70/x
  3. Step 3: Cross multiply
    184,043.70x = 275,871.15 × 104,987.70
  4. Step 4: Simplify right side
    184,043.70x = 28,963,077,534.86
  5. Step 5: Solve for x
    x = 28,963,077,534.86/184,043.70
  6. Step 6: Final answer
    x = 157,370.65

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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.