Home / 266,438.32-367,673.94-145,583.75

Finding the Fourth Proportional to 266,438.32, 367,673.94 and 145,583.75

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Solution

The fourth proportional to 266,438.32, 367,673.94 and 145,583.75 is: 200,899.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,438.32 : 367,673.94 = 145,583.75 : x
  2. Step 2: Convert to fraction form
    266,438.32/367,673.94 = 145,583.75/x
  3. Step 3: Cross multiply
    266,438.32x = 367,673.94 × 145,583.75
  4. Step 4: Simplify right side
    266,438.32x = 53,527,350,962.48
  5. Step 5: Solve for x
    x = 53,527,350,962.48/266,438.32
  6. Step 6: Final answer
    x = 200,899.60

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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.