Home / 90,466.24-135,783.42-46,126.30

Finding the Fourth Proportional to 90,466.24, 135,783.42 and 46,126.30

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Solution

The fourth proportional to 90,466.24, 135,783.42 and 46,126.30 is: 69,232.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,466.24 : 135,783.42 = 46,126.30 : x
  2. Step 2: Convert to fraction form
    90,466.24/135,783.42 = 46,126.30/x
  3. Step 3: Cross multiply
    90,466.24x = 135,783.42 × 46,126.30
  4. Step 4: Simplify right side
    90,466.24x = 6,263,186,765.95
  5. Step 5: Solve for x
    x = 6,263,186,765.95/90,466.24
  6. Step 6: Final answer
    x = 69,232.31

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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.