Home / 54,810.21-75,644.48-45,595.49

Finding the Fourth Proportional to 54,810.21, 75,644.48 and 45,595.49

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Solution

The fourth proportional to 54,810.21, 75,644.48 and 45,595.49 is: 62,927.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,810.21 : 75,644.48 = 45,595.49 : x
  2. Step 2: Convert to fraction form
    54,810.21/75,644.48 = 45,595.49/x
  3. Step 3: Cross multiply
    54,810.21x = 75,644.48 × 45,595.49
  4. Step 4: Simplify right side
    54,810.21x = 3,449,047,131.40
  5. Step 5: Solve for x
    x = 3,449,047,131.40/54,810.21
  6. Step 6: Final answer
    x = 62,927.09

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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.