Home / 149,723.10-223,406.46-144,649.26

Finding the Fourth Proportional to 149,723.10, 223,406.46 and 144,649.26

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Solution

The fourth proportional to 149,723.10, 223,406.46 and 144,649.26 is: 215,835.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,723.10 : 223,406.46 = 144,649.26 : x
  2. Step 2: Convert to fraction form
    149,723.10/223,406.46 = 144,649.26/x
  3. Step 3: Cross multiply
    149,723.10x = 223,406.46 × 144,649.26
  4. Step 4: Simplify right side
    149,723.10x = 32,315,579,118.22
  5. Step 5: Solve for x
    x = 32,315,579,118.22/149,723.10
  6. Step 6: Final answer
    x = 215,835.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.