Home / 255,939.48-353,006.10-187,935.12

Finding the Fourth Proportional to 255,939.48, 353,006.10 and 187,935.12

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Solution

The fourth proportional to 255,939.48, 353,006.10 and 187,935.12 is: 259,210.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,939.48 : 353,006.10 = 187,935.12 : x
  2. Step 2: Convert to fraction form
    255,939.48/353,006.10 = 187,935.12/x
  3. Step 3: Cross multiply
    255,939.48x = 353,006.10 × 187,935.12
  4. Step 4: Simplify right side
    255,939.48x = 66,342,243,764.23
  5. Step 5: Solve for x
    x = 66,342,243,764.23/255,939.48
  6. Step 6: Final answer
    x = 259,210.67

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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.