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Finding the Fourth Proportional to 150,242.63, 225,452.49 and 55,539.77

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Solution

The fourth proportional to 150,242.63, 225,452.49 and 55,539.77 is: 83,342.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,242.63 : 225,452.49 = 55,539.77 : x
  2. Step 2: Convert to fraction form
    150,242.63/225,452.49 = 55,539.77/x
  3. Step 3: Cross multiply
    150,242.63x = 225,452.49 × 55,539.77
  4. Step 4: Simplify right side
    150,242.63x = 12,521,578,313.26
  5. Step 5: Solve for x
    x = 12,521,578,313.26/150,242.63
  6. Step 6: Final answer
    x = 83,342.38

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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.