Home / 228,296.31-342,502.89-133,606.23

Finding the Fourth Proportional to 228,296.31, 342,502.89 and 133,606.23

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Solution

The fourth proportional to 228,296.31, 342,502.89 and 133,606.23 is: 200,443.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,296.31 : 342,502.89 = 133,606.23 : x
  2. Step 2: Convert to fraction form
    228,296.31/342,502.89 = 133,606.23/x
  3. Step 3: Cross multiply
    228,296.31x = 342,502.89 × 133,606.23
  4. Step 4: Simplify right side
    228,296.31x = 45,760,519,897.00
  5. Step 5: Solve for x
    x = 45,760,519,897.00/228,296.31
  6. Step 6: Final answer
    x = 200,443.54

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1.5x scale

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.