Home / 149,999.45-223,675.97-148,649.31

Finding the Fourth Proportional to 149,999.45, 223,675.97 and 148,649.31

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Solution

The fourth proportional to 149,999.45, 223,675.97 and 148,649.31 is: 221,662.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,999.45 : 223,675.97 = 148,649.31 : x
  2. Step 2: Convert to fraction form
    149,999.45/223,675.97 = 148,649.31/x
  3. Step 3: Cross multiply
    149,999.45x = 223,675.97 × 148,649.31
  4. Step 4: Simplify right side
    149,999.45x = 33,249,277,860.83
  5. Step 5: Solve for x
    x = 33,249,277,860.83/149,999.45
  6. Step 6: Final answer
    x = 221,662.67

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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.