Home / 266,677.03-368,106.96-153,544.87

Finding the Fourth Proportional to 266,677.03, 368,106.96 and 153,544.87

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Solution

The fourth proportional to 266,677.03, 368,106.96 and 153,544.87 is: 211,945.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,677.03 : 368,106.96 = 153,544.87 : x
  2. Step 2: Convert to fraction form
    266,677.03/368,106.96 = 153,544.87/x
  3. Step 3: Cross multiply
    266,677.03x = 368,106.96 × 153,544.87
  4. Step 4: Simplify right side
    266,677.03x = 56,520,934,974.82
  5. Step 5: Solve for x
    x = 56,520,934,974.82/266,677.03
  6. Step 6: Final answer
    x = 211,945.27

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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.