Home / 54,384.87-75,051.86-40,748.73

Finding the Fourth Proportional to 54,384.87, 75,051.86 and 40,748.73

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Solution

The fourth proportional to 54,384.87, 75,051.86 and 40,748.73 is: 56,233.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,384.87 : 75,051.86 = 40,748.73 : x
  2. Step 2: Convert to fraction form
    54,384.87/75,051.86 = 40,748.73/x
  3. Step 3: Cross multiply
    54,384.87x = 75,051.86 × 40,748.73
  4. Step 4: Simplify right side
    54,384.87x = 3,058,267,979.14
  5. Step 5: Solve for x
    x = 3,058,267,979.14/54,384.87
  6. Step 6: Final answer
    x = 56,233.80

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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.