Home / 149,168.40-223,718.41-42,550.33

Finding the Fourth Proportional to 149,168.40, 223,718.41 and 42,550.33

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Solution

The fourth proportional to 149,168.40, 223,718.41 and 42,550.33 is: 63,815.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,168.40 : 223,718.41 = 42,550.33 : x
  2. Step 2: Convert to fraction form
    149,168.40/223,718.41 = 42,550.33/x
  3. Step 3: Cross multiply
    149,168.40x = 223,718.41 × 42,550.33
  4. Step 4: Simplify right side
    149,168.40x = 9,519,292,172.58
  5. Step 5: Solve for x
    x = 9,519,292,172.58/149,168.40
  6. Step 6: Final answer
    x = 63,815.74

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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.