Home / 266,621.66-367,939.18-145,762.95

Finding the Fourth Proportional to 266,621.66, 367,939.18 and 145,762.95

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Solution

The fourth proportional to 266,621.66, 367,939.18 and 145,762.95 is: 201,153.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,621.66 : 367,939.18 = 145,762.95 : x
  2. Step 2: Convert to fraction form
    266,621.66/367,939.18 = 145,762.95/x
  3. Step 3: Cross multiply
    266,621.66x = 367,939.18 × 145,762.95
  4. Step 4: Simplify right side
    266,621.66x = 53,631,900,297.38
  5. Step 5: Solve for x
    x = 53,631,900,297.38/266,621.66
  6. Step 6: Final answer
    x = 201,153.58

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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.