Home / 318,171.24-477,155.37-104,899.41

Finding the Fourth Proportional to 318,171.24, 477,155.37 and 104,899.41

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Solution

The fourth proportional to 318,171.24, 477,155.37 and 104,899.41 is: 157,315.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,171.24 : 477,155.37 = 104,899.41 : x
  2. Step 2: Convert to fraction form
    318,171.24/477,155.37 = 104,899.41/x
  3. Step 3: Cross multiply
    318,171.24x = 477,155.37 × 104,899.41
  4. Step 4: Simplify right side
    318,171.24x = 50,053,316,791.33
  5. Step 5: Solve for x
    x = 50,053,316,791.33/318,171.24
  6. Step 6: Final answer
    x = 157,315.65

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1.5x scale

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.