Home / 143,041.16-214,563.32-43,202.20

Finding the Fourth Proportional to 143,041.16, 214,563.32 and 43,202.20

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Solution

The fourth proportional to 143,041.16, 214,563.32 and 43,202.20 is: 64,803.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,041.16 : 214,563.32 = 43,202.20 : x
  2. Step 2: Convert to fraction form
    143,041.16/214,563.32 = 43,202.20/x
  3. Step 3: Cross multiply
    143,041.16x = 214,563.32 × 43,202.20
  4. Step 4: Simplify right side
    143,041.16x = 9,269,607,463.30
  5. Step 5: Solve for x
    x = 9,269,607,463.30/143,041.16
  6. Step 6: Final answer
    x = 64,803.78

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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.