Home / 149,022.80-223,457.40-55,480.40

Finding the Fourth Proportional to 149,022.80, 223,457.40 and 55,480.40

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Solution

The fourth proportional to 149,022.80, 223,457.40 and 55,480.40 is: 83,192.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,022.80 : 223,457.40 = 55,480.40 : x
  2. Step 2: Convert to fraction form
    149,022.80/223,457.40 = 55,480.40/x
  3. Step 3: Cross multiply
    149,022.80x = 223,457.40 × 55,480.40
  4. Step 4: Simplify right side
    149,022.80x = 12,397,505,934.96
  5. Step 5: Solve for x
    x = 12,397,505,934.96/149,022.80
  6. Step 6: Final answer
    x = 83,192.01

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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.