Home / 54,336.15-74,983.73-30,462.62

Finding the Fourth Proportional to 54,336.15, 74,983.73 and 30,462.62

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Solution

The fourth proportional to 54,336.15, 74,983.73 and 30,462.62 is: 42,038.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,336.15 : 74,983.73 = 30,462.62 : x
  2. Step 2: Convert to fraction form
    54,336.15/74,983.73 = 30,462.62/x
  3. Step 3: Cross multiply
    54,336.15x = 74,983.73 × 30,462.62
  4. Step 4: Simplify right side
    54,336.15x = 2,284,200,345.94
  5. Step 5: Solve for x
    x = 2,284,200,345.94/54,336.15
  6. Step 6: Final answer
    x = 42,038.32

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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.