Home / 149,344.80-224,012.40-49,509.60

Finding the Fourth Proportional to 149,344.80, 224,012.40 and 49,509.60

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Solution

The fourth proportional to 149,344.80, 224,012.40 and 49,509.60 is: 74,262.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,344.80 : 224,012.40 = 49,509.60 : x
  2. Step 2: Convert to fraction form
    149,344.80/224,012.40 = 49,509.60/x
  3. Step 3: Cross multiply
    149,344.80x = 224,012.40 × 49,509.60
  4. Step 4: Simplify right side
    149,344.80x = 11,090,764,319.04
  5. Step 5: Solve for x
    x = 11,090,764,319.04/149,344.80
  6. Step 6: Final answer
    x = 74,262.81

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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.