Home / 266,424.60-367,661.65-145,563.29

Finding the Fourth Proportional to 266,424.60, 367,661.65 and 145,563.29

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Solution

The fourth proportional to 266,424.60, 367,661.65 and 145,563.29 is: 200,874.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,424.60 : 367,661.65 = 145,563.29 : x
  2. Step 2: Convert to fraction form
    266,424.60/367,661.65 = 145,563.29/x
  3. Step 3: Cross multiply
    266,424.60x = 367,661.65 × 145,563.29
  4. Step 4: Simplify right side
    266,424.60x = 53,518,037,542.52
  5. Step 5: Solve for x
    x = 53,518,037,542.52/266,424.60
  6. Step 6: Final answer
    x = 200,874.99

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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.