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Finding the Fourth Proportional to 56,022, 77,310.36 and 33,666

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Solution

The fourth proportional to 56,022, 77,310.36 and 33,666 is: 46,459.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,022 : 77,310.36 = 33,666 : x
  2. Step 2: Convert to fraction form
    56,022/77,310.36 = 33,666/x
  3. Step 3: Cross multiply
    56,022x = 77,310.36 × 33,666
  4. Step 4: Simplify right side
    56,022x = 2,602,730,579.76
  5. Step 5: Solve for x
    x = 2,602,730,579.76/56,022
  6. Step 6: Final answer
    x = 46,459.08

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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.