Home / 54,115.28-81,041.70-37,428.48

Finding the Fourth Proportional to 54,115.28, 81,041.70 and 37,428.48

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Solution

The fourth proportional to 54,115.28, 81,041.70 and 37,428.48 is: 56,051.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,115.28 : 81,041.70 = 37,428.48 : x
  2. Step 2: Convert to fraction form
    54,115.28/81,041.70 = 37,428.48/x
  3. Step 3: Cross multiply
    54,115.28x = 81,041.70 × 37,428.48
  4. Step 4: Simplify right side
    54,115.28x = 3,033,267,647.62
  5. Step 5: Solve for x
    x = 3,033,267,647.62/54,115.28
  6. Step 6: Final answer
    x = 56,051.96

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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.