Home / 266,762.03-399,698.75-187,710.14

Finding the Fourth Proportional to 266,762.03, 399,698.75 and 187,710.14

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Solution

The fourth proportional to 266,762.03, 399,698.75 and 187,710.14 is: 281,252.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,762.03 : 399,698.75 = 187,710.14 : x
  2. Step 2: Convert to fraction form
    266,762.03/399,698.75 = 187,710.14/x
  3. Step 3: Cross multiply
    266,762.03x = 399,698.75 × 187,710.14
  4. Step 4: Simplify right side
    266,762.03x = 75,027,509,788.85
  5. Step 5: Solve for x
    x = 75,027,509,788.85/266,762.03
  6. Step 6: Final answer
    x = 281,252.59

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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.