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Finding the Fourth Proportional to 266,362, 367,579.56 and 153,182.32

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Solution

The fourth proportional to 266,362, 367,579.56 and 153,182.32 is: 211,391.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,362 : 367,579.56 = 153,182.32 : x
  2. Step 2: Convert to fraction form
    266,362/367,579.56 = 153,182.32/x
  3. Step 3: Cross multiply
    266,362x = 367,579.56 × 153,182.32
  4. Step 4: Simplify right side
    266,362x = 56,306,689,785.38
  5. Step 5: Solve for x
    x = 56,306,689,785.38/266,362
  6. Step 6: Final answer
    x = 211,391.60

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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.