Home / 149,241.30-223,533.90-89,973.60

Finding the Fourth Proportional to 149,241.30, 223,533.90 and 89,973.60

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Solution

The fourth proportional to 149,241.30, 223,533.90 and 89,973.60 is: 134,762.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,241.30 : 223,533.90 = 89,973.60 : x
  2. Step 2: Convert to fraction form
    149,241.30/223,533.90 = 89,973.60/x
  3. Step 3: Cross multiply
    149,241.30x = 223,533.90 × 89,973.60
  4. Step 4: Simplify right side
    149,241.30x = 20,112,149,705.04
  5. Step 5: Solve for x
    x = 20,112,149,705.04/149,241.30
  6. Step 6: Final answer
    x = 134,762.63

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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.