Home / 149,316.33-223,840.03-54,480.32

Finding the Fourth Proportional to 149,316.33, 223,840.03 and 54,480.32

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Solution

The fourth proportional to 149,316.33, 223,840.03 and 54,480.32 is: 81,671.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,316.33 : 223,840.03 = 54,480.32 : x
  2. Step 2: Convert to fraction form
    149,316.33/223,840.03 = 54,480.32/x
  3. Step 3: Cross multiply
    149,316.33x = 223,840.03 × 54,480.32
  4. Step 4: Simplify right side
    149,316.33x = 12,194,876,463.21
  5. Step 5: Solve for x
    x = 12,194,876,463.21/149,316.33
  6. Step 6: Final answer
    x = 81,671.42

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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.