Home / 178,076.04-245,720.82-106,440.84

Finding the Fourth Proportional to 178,076.04, 245,720.82 and 106,440.84

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Solution

The fourth proportional to 178,076.04, 245,720.82 and 106,440.84 is: 146,873.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,076.04 : 245,720.82 = 106,440.84 : x
  2. Step 2: Convert to fraction form
    178,076.04/245,720.82 = 106,440.84/x
  3. Step 3: Cross multiply
    178,076.04x = 245,720.82 × 106,440.84
  4. Step 4: Simplify right side
    178,076.04x = 26,154,730,486.29
  5. Step 5: Solve for x
    x = 26,154,730,486.29/178,076.04
  6. Step 6: Final answer
    x = 146,873.94

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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.