Home / 72,057.44-99,438.86-41,850.18

Finding the Fourth Proportional to 72,057.44, 99,438.86 and 41,850.18

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Solution

The fourth proportional to 72,057.44, 99,438.86 and 41,850.18 is: 57,753.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,057.44 : 99,438.86 = 41,850.18 : x
  2. Step 2: Convert to fraction form
    72,057.44/99,438.86 = 41,850.18/x
  3. Step 3: Cross multiply
    72,057.44x = 99,438.86 × 41,850.18
  4. Step 4: Simplify right side
    72,057.44x = 4,161,534,189.99
  5. Step 5: Solve for x
    x = 4,161,534,189.99/72,057.44
  6. Step 6: Final answer
    x = 57,753.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.