Home / 149,022.40-223,533.60-89,827.60

Finding the Fourth Proportional to 149,022.40, 223,533.60 and 89,827.60

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Solution

The fourth proportional to 149,022.40, 223,533.60 and 89,827.60 is: 134,741.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,022.40 : 223,533.60 = 89,827.60 : x
  2. Step 2: Convert to fraction form
    149,022.40/223,533.60 = 89,827.60/x
  3. Step 3: Cross multiply
    149,022.40x = 223,533.60 × 89,827.60
  4. Step 4: Simplify right side
    149,022.40x = 20,079,486,807.36
  5. Step 5: Solve for x
    x = 20,079,486,807.36/149,022.40
  6. Step 6: Final answer
    x = 134,741.40

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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.