Home / 149,713.70-224,570.55-143,808.80

Finding the Fourth Proportional to 149,713.70, 224,570.55 and 143,808.80

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Solution

The fourth proportional to 149,713.70, 224,570.55 and 143,808.80 is: 215,713.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,713.70 : 224,570.55 = 143,808.80 : x
  2. Step 2: Convert to fraction form
    149,713.70/224,570.55 = 143,808.80/x
  3. Step 3: Cross multiply
    149,713.70x = 224,570.55 × 143,808.80
  4. Step 4: Simplify right side
    149,713.70x = 32,295,221,310.84
  5. Step 5: Solve for x
    x = 32,295,221,310.84/149,713.70
  6. Step 6: Final answer
    x = 215,713.20

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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.