Home / 54,037.12-74,569.98-30,166

Finding the Fourth Proportional to 54,037.12, 74,569.98 and 30,166

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Solution

The fourth proportional to 54,037.12, 74,569.98 and 30,166 is: 41,628.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,037.12 : 74,569.98 = 30,166 : x
  2. Step 2: Convert to fraction form
    54,037.12/74,569.98 = 30,166/x
  3. Step 3: Cross multiply
    54,037.12x = 74,569.98 × 30,166
  4. Step 4: Simplify right side
    54,037.12x = 2,249,478,016.68
  5. Step 5: Solve for x
    x = 2,249,478,016.68/54,037.12
  6. Step 6: Final answer
    x = 41,628.38

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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.