Home / 228,016.24-342,122.70-122,814.16

Finding the Fourth Proportional to 228,016.24, 342,122.70 and 122,814.16

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Solution

The fourth proportional to 228,016.24, 342,122.70 and 122,814.16 is: 184,274.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,016.24 : 342,122.70 = 122,814.16 : x
  2. Step 2: Convert to fraction form
    228,016.24/342,122.70 = 122,814.16/x
  3. Step 3: Cross multiply
    228,016.24x = 342,122.70 × 122,814.16
  4. Step 4: Simplify right side
    228,016.24x = 42,017,512,017.43
  5. Step 5: Solve for x
    x = 42,017,512,017.43/228,016.24
  6. Step 6: Final answer
    x = 184,274.21

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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.