Home / 288,250.16-397,768.72-160,933.84

Finding the Fourth Proportional to 288,250.16, 397,768.72 and 160,933.84

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Solution

The fourth proportional to 288,250.16, 397,768.72 and 160,933.84 is: 222,079.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,250.16 : 397,768.72 = 160,933.84 : x
  2. Step 2: Convert to fraction form
    288,250.16/397,768.72 = 160,933.84/x
  3. Step 3: Cross multiply
    288,250.16x = 397,768.72 × 160,933.84
  4. Step 4: Simplify right side
    288,250.16x = 64,014,447,541.48
  5. Step 5: Solve for x
    x = 64,014,447,541.48/288,250.16
  6. Step 6: Final answer
    x = 222,079.49

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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.