Home / 377,395.38-566,074.58-140,719.55

Finding the Fourth Proportional to 377,395.38, 566,074.58 and 140,719.55

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Solution

The fourth proportional to 377,395.38, 566,074.58 and 140,719.55 is: 211,072.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,395.38 : 566,074.58 = 140,719.55 : x
  2. Step 2: Convert to fraction form
    377,395.38/566,074.58 = 140,719.55/x
  3. Step 3: Cross multiply
    377,395.38x = 566,074.58 × 140,719.55
  4. Step 4: Simplify right side
    377,395.38x = 79,657,756,630.07
  5. Step 5: Solve for x
    x = 79,657,756,630.07/377,395.38
  6. Step 6: Final answer
    x = 211,072.42

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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.