Home / 54,939.80-75,681.20-46,847.10

Finding the Fourth Proportional to 54,939.80, 75,681.20 and 46,847.10

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Solution

The fourth proportional to 54,939.80, 75,681.20 and 46,847.10 is: 64,533.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,939.80 : 75,681.20 = 46,847.10 : x
  2. Step 2: Convert to fraction form
    54,939.80/75,681.20 = 46,847.10/x
  3. Step 3: Cross multiply
    54,939.80x = 75,681.20 × 46,847.10
  4. Step 4: Simplify right side
    54,939.80x = 3,545,444,744.52
  5. Step 5: Solve for x
    x = 3,545,444,744.52/54,939.80
  6. Step 6: Final answer
    x = 64,533.27

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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.