Home / 179,492.36-247,664.39-136,460.70

Finding the Fourth Proportional to 179,492.36, 247,664.39 and 136,460.70

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Solution

The fourth proportional to 179,492.36, 247,664.39 and 136,460.70 is: 188,289.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,492.36 : 247,664.39 = 136,460.70 : x
  2. Step 2: Convert to fraction form
    179,492.36/247,664.39 = 136,460.70/x
  3. Step 3: Cross multiply
    179,492.36x = 247,664.39 × 136,460.70
  4. Step 4: Simplify right side
    179,492.36x = 33,796,455,342.17
  5. Step 5: Solve for x
    x = 33,796,455,342.17/179,492.36
  6. Step 6: Final answer
    x = 188,289.11

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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.