Home / 54,911.21-75,777.68-34,747.07

Finding the Fourth Proportional to 54,911.21, 75,777.68 and 34,747.07

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Solution

The fourth proportional to 54,911.21, 75,777.68 and 34,747.07 is: 47,951.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,911.21 : 75,777.68 = 34,747.07 : x
  2. Step 2: Convert to fraction form
    54,911.21/75,777.68 = 34,747.07/x
  3. Step 3: Cross multiply
    54,911.21x = 75,777.68 × 34,747.07
  4. Step 4: Simplify right side
    54,911.21x = 2,633,051,798.77
  5. Step 5: Solve for x
    x = 2,633,051,798.77/54,911.21
  6. Step 6: Final answer
    x = 47,951.08

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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.