Home / 121,446.44-167,547.78-73,682.28

Finding the Fourth Proportional to 121,446.44, 167,547.78 and 73,682.28

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Solution

The fourth proportional to 121,446.44, 167,547.78 and 73,682.28 is: 101,652.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,446.44 : 167,547.78 = 73,682.28 : x
  2. Step 2: Convert to fraction form
    121,446.44/167,547.78 = 73,682.28/x
  3. Step 3: Cross multiply
    121,446.44x = 167,547.78 × 73,682.28
  4. Step 4: Simplify right side
    121,446.44x = 12,345,302,439.34
  5. Step 5: Solve for x
    x = 12,345,302,439.34/121,446.44
  6. Step 6: Final answer
    x = 101,652.24

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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.