Home / 119,180.88-164,429.36-68,157.32

Finding the Fourth Proportional to 119,180.88, 164,429.36 and 68,157.32

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Solution

The fourth proportional to 119,180.88, 164,429.36 and 68,157.32 is: 94,034.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,180.88 : 164,429.36 = 68,157.32 : x
  2. Step 2: Convert to fraction form
    119,180.88/164,429.36 = 68,157.32/x
  3. Step 3: Cross multiply
    119,180.88x = 164,429.36 × 68,157.32
  4. Step 4: Simplify right side
    119,180.88x = 11,207,064,506.92
  5. Step 5: Solve for x
    x = 11,207,064,506.92/119,180.88
  6. Step 6: Final answer
    x = 94,034.08

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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.