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Finding the Fourth Proportional to 66,383.33, 99,488.88 and 26,918.92

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Solution

The fourth proportional to 66,383.33, 99,488.88 and 26,918.92 is: 40,343.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,383.33 : 99,488.88 = 26,918.92 : x
  2. Step 2: Convert to fraction form
    66,383.33/99,488.88 = 26,918.92/x
  3. Step 3: Cross multiply
    66,383.33x = 99,488.88 × 26,918.92
  4. Step 4: Simplify right side
    66,383.33x = 2,678,132,952.89
  5. Step 5: Solve for x
    x = 2,678,132,952.89/66,383.33
  6. Step 6: Final answer
    x = 40,343.45

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1.5x scale

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.