Home / 54,457.20-75,142.10-34,036.84

Finding the Fourth Proportional to 54,457.20, 75,142.10 and 34,036.84

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Solution

The fourth proportional to 54,457.20, 75,142.10 and 34,036.84 is: 46,965.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,457.20 : 75,142.10 = 34,036.84 : x
  2. Step 2: Convert to fraction form
    54,457.20/75,142.10 = 34,036.84/x
  3. Step 3: Cross multiply
    54,457.20x = 75,142.10 × 34,036.84
  4. Step 4: Simplify right side
    54,457.20x = 2,557,599,634.96
  5. Step 5: Solve for x
    x = 2,557,599,634.96/54,457.20
  6. Step 6: Final answer
    x = 46,965.32

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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.