Home / 54,670.84-82,006.22-42,209.06

Finding the Fourth Proportional to 54,670.84, 82,006.22 and 42,209.06

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Solution

The fourth proportional to 54,670.84, 82,006.22 and 42,209.06 is: 63,313.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,670.84 : 82,006.22 = 42,209.06 : x
  2. Step 2: Convert to fraction form
    54,670.84/82,006.22 = 42,209.06/x
  3. Step 3: Cross multiply
    54,670.84x = 82,006.22 × 42,209.06
  4. Step 4: Simplify right side
    54,670.84x = 3,461,405,155.84
  5. Step 5: Solve for x
    x = 3,461,405,155.84/54,670.84
  6. Step 6: Final answer
    x = 63,313.56

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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.