Home / 125,819.22-173,629.08-68,460.24

Finding the Fourth Proportional to 125,819.22, 173,629.08 and 68,460.24

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Solution

The fourth proportional to 125,819.22, 173,629.08 and 68,460.24 is: 94,474.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,819.22 : 173,629.08 = 68,460.24 : x
  2. Step 2: Convert to fraction form
    125,819.22/173,629.08 = 68,460.24/x
  3. Step 3: Cross multiply
    125,819.22x = 173,629.08 × 68,460.24
  4. Step 4: Simplify right side
    125,819.22x = 11,886,688,487.78
  5. Step 5: Solve for x
    x = 11,886,688,487.78/125,819.22
  6. Step 6: Final answer
    x = 94,474.35

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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.