Home / 149,260.80-223,886.40-49,425.60

Finding the Fourth Proportional to 149,260.80, 223,886.40 and 49,425.60

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Solution

The fourth proportional to 149,260.80, 223,886.40 and 49,425.60 is: 74,136.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,260.80 : 223,886.40 = 49,425.60 : x
  2. Step 2: Convert to fraction form
    149,260.80/223,886.40 = 49,425.60/x
  3. Step 3: Cross multiply
    149,260.80x = 223,886.40 × 49,425.60
  4. Step 4: Simplify right side
    149,260.80x = 11,065,719,651.84
  5. Step 5: Solve for x
    x = 11,065,719,651.84/149,260.80
  6. Step 6: Final answer
    x = 74,136.81

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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.