Home / 49,126.40-73,603.20-40,313.60

Finding the Fourth Proportional to 49,126.40, 73,603.20 and 40,313.60

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Solution

The fourth proportional to 49,126.40, 73,603.20 and 40,313.60 is: 60,399.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,126.40 : 73,603.20 = 40,313.60 : x
  2. Step 2: Convert to fraction form
    49,126.40/73,603.20 = 40,313.60/x
  3. Step 3: Cross multiply
    49,126.40x = 73,603.20 × 40,313.60
  4. Step 4: Simplify right side
    49,126.40x = 2,967,209,963.52
  5. Step 5: Solve for x
    x = 2,967,209,963.52/49,126.40
  6. Step 6: Final answer
    x = 60,399.50

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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.