Home / 318,142.51-477,188.96-184,937.81

Finding the Fourth Proportional to 318,142.51, 477,188.96 and 184,937.81

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Solution

The fourth proportional to 318,142.51, 477,188.96 and 184,937.81 is: 277,392.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,142.51 : 477,188.96 = 184,937.81 : x
  2. Step 2: Convert to fraction form
    318,142.51/477,188.96 = 184,937.81/x
  3. Step 3: Cross multiply
    318,142.51x = 477,188.96 × 184,937.81
  4. Step 4: Simplify right side
    318,142.51x = 88,250,281,218.58
  5. Step 5: Solve for x
    x = 88,250,281,218.58/318,142.51
  6. Step 6: Final answer
    x = 277,392.30

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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.