Home / 266,731.85-400,307.94-117,075.44

Finding the Fourth Proportional to 266,731.85, 400,307.94 and 117,075.44

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Solution

The fourth proportional to 266,731.85, 400,307.94 and 117,075.44 is: 175,705.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,731.85 : 400,307.94 = 117,075.44 : x
  2. Step 2: Convert to fraction form
    266,731.85/400,307.94 = 117,075.44/x
  3. Step 3: Cross multiply
    266,731.85x = 400,307.94 × 117,075.44
  4. Step 4: Simplify right side
    266,731.85x = 46,866,229,211.76
  5. Step 5: Solve for x
    x = 46,866,229,211.76/266,731.85
  6. Step 6: Final answer
    x = 175,705.41

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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.