Home / 54,181.98-74,779.89-34,041.78

Finding the Fourth Proportional to 54,181.98, 74,779.89 and 34,041.78

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Solution

The fourth proportional to 54,181.98, 74,779.89 and 34,041.78 is: 46,983.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,181.98 : 74,779.89 = 34,041.78 : x
  2. Step 2: Convert to fraction form
    54,181.98/74,779.89 = 34,041.78/x
  3. Step 3: Cross multiply
    54,181.98x = 74,779.89 × 34,041.78
  4. Step 4: Simplify right side
    54,181.98x = 2,545,640,563.80
  5. Step 5: Solve for x
    x = 2,545,640,563.80/54,181.98
  6. Step 6: Final answer
    x = 46,983.16

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1.5x scale

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.