Home / 54,266.10-81,350.55-35,555.10

Finding the Fourth Proportional to 54,266.10, 81,350.55 and 35,555.10

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Solution

The fourth proportional to 54,266.10, 81,350.55 and 35,555.10 is: 53,300.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,266.10 : 81,350.55 = 35,555.10 : x
  2. Step 2: Convert to fraction form
    54,266.10/81,350.55 = 35,555.10/x
  3. Step 3: Cross multiply
    54,266.10x = 81,350.55 × 35,555.10
  4. Step 4: Simplify right side
    54,266.10x = 2,892,426,940.31
  5. Step 5: Solve for x
    x = 2,892,426,940.31/54,266.10
  6. Step 6: Final answer
    x = 53,300.81

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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.