Home / 288,118.03-397,564.44-167,257.93

Finding the Fourth Proportional to 288,118.03, 397,564.44 and 167,257.93

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Solution

The fourth proportional to 288,118.03, 397,564.44 and 167,257.93 is: 230,793.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,118.03 : 397,564.44 = 167,257.93 : x
  2. Step 2: Convert to fraction form
    288,118.03/397,564.44 = 167,257.93/x
  3. Step 3: Cross multiply
    288,118.03x = 397,564.44 × 167,257.93
  4. Step 4: Simplify right side
    288,118.03x = 66,495,805,276.01
  5. Step 5: Solve for x
    x = 66,495,805,276.01/288,118.03
  6. Step 6: Final answer
    x = 230,793.63

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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.