Home / 149,029.80-223,544.70-101,790.60

Finding the Fourth Proportional to 149,029.80, 223,544.70 and 101,790.60

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Solution

The fourth proportional to 149,029.80, 223,544.70 and 101,790.60 is: 152,685.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,029.80 : 223,544.70 = 101,790.60 : x
  2. Step 2: Convert to fraction form
    149,029.80/223,544.70 = 101,790.60/x
  3. Step 3: Cross multiply
    149,029.80x = 223,544.70 × 101,790.60
  4. Step 4: Simplify right side
    149,029.80x = 22,754,749,139.82
  5. Step 5: Solve for x
    x = 22,754,749,139.82/149,029.80
  6. Step 6: Final answer
    x = 152,685.90

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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.