Home / 202,619.57-279,607.10-116,606.25

Finding the Fourth Proportional to 202,619.57, 279,607.10 and 116,606.25

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Solution

The fourth proportional to 202,619.57, 279,607.10 and 116,606.25 is: 160,912.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,619.57 : 279,607.10 = 116,606.25 : x
  2. Step 2: Convert to fraction form
    202,619.57/279,607.10 = 116,606.25/x
  3. Step 3: Cross multiply
    202,619.57x = 279,607.10 × 116,606.25
  4. Step 4: Simplify right side
    202,619.57x = 32,603,934,821.34
  5. Step 5: Solve for x
    x = 32,603,934,821.34/202,619.57
  6. Step 6: Final answer
    x = 160,912.08

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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.