Home / 267,436.38-369,041.21-154,237.26

Finding the Fourth Proportional to 267,436.38, 369,041.21 and 154,237.26

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Solution

The fourth proportional to 267,436.38, 369,041.21 and 154,237.26 is: 212,835.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,436.38 : 369,041.21 = 154,237.26 : x
  2. Step 2: Convert to fraction form
    267,436.38/369,041.21 = 154,237.26/x
  3. Step 3: Cross multiply
    267,436.38x = 369,041.21 × 154,237.26
  4. Step 4: Simplify right side
    267,436.38x = 56,919,907,116.18
  5. Step 5: Solve for x
    x = 56,919,907,116.18/267,436.38
  6. Step 6: Final answer
    x = 212,835.32

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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.