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Finding the Fourth Proportional to 150,053.80, 225,051 and 43,450.24

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Solution

The fourth proportional to 150,053.80, 225,051 and 43,450.24 is: 65,166.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,053.80 : 225,051 = 43,450.24 : x
  2. Step 2: Convert to fraction form
    150,053.80/225,051 = 43,450.24/x
  3. Step 3: Cross multiply
    150,053.80x = 225,051 × 43,450.24
  4. Step 4: Simplify right side
    150,053.80x = 9,778,519,962.24
  5. Step 5: Solve for x
    x = 9,778,519,962.24/150,053.80
  6. Step 6: Final answer
    x = 65,166.76

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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.