Home / 178,628.70-246,520.06-118,094.16

Finding the Fourth Proportional to 178,628.70, 246,520.06 and 118,094.16

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Solution

The fourth proportional to 178,628.70, 246,520.06 and 118,094.16 is: 162,978.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,628.70 : 246,520.06 = 118,094.16 : x
  2. Step 2: Convert to fraction form
    178,628.70/246,520.06 = 118,094.16/x
  3. Step 3: Cross multiply
    178,628.70x = 246,520.06 × 118,094.16
  4. Step 4: Simplify right side
    178,628.70x = 29,112,579,408.85
  5. Step 5: Solve for x
    x = 29,112,579,408.85/178,628.70
  6. Step 6: Final answer
    x = 162,978.17

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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.