Home / 219,245.67-302,399.28-167,679.25

Finding the Fourth Proportional to 219,245.67, 302,399.28 and 167,679.25

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Solution

The fourth proportional to 219,245.67, 302,399.28 and 167,679.25 is: 231,275.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,245.67 : 302,399.28 = 167,679.25 : x
  2. Step 2: Convert to fraction form
    219,245.67/302,399.28 = 167,679.25/x
  3. Step 3: Cross multiply
    219,245.67x = 302,399.28 × 167,679.25
  4. Step 4: Simplify right side
    219,245.67x = 50,706,083,714.94
  5. Step 5: Solve for x
    x = 50,706,083,714.94/219,245.67
  6. Step 6: Final answer
    x = 231,275.19

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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.