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Finding the Fourth Proportional to 184,596.12, 254,742.76 and 99,713.20

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Solution

The fourth proportional to 184,596.12, 254,742.76 and 99,713.20 is: 137,604.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,596.12 : 254,742.76 = 99,713.20 : x
  2. Step 2: Convert to fraction form
    184,596.12/254,742.76 = 99,713.20/x
  3. Step 3: Cross multiply
    184,596.12x = 254,742.76 × 99,713.20
  4. Step 4: Simplify right side
    184,596.12x = 25,401,215,776.43
  5. Step 5: Solve for x
    x = 25,401,215,776.43/184,596.12
  6. Step 6: Final answer
    x = 137,604.28

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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.