Home / 178,866.35-246,823.92-102,386.06

Finding the Fourth Proportional to 178,866.35, 246,823.92 and 102,386.06

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Solution

The fourth proportional to 178,866.35, 246,823.92 and 102,386.06 is: 141,286.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,866.35 : 246,823.92 = 102,386.06 : x
  2. Step 2: Convert to fraction form
    178,866.35/246,823.92 = 102,386.06/x
  3. Step 3: Cross multiply
    178,866.35x = 246,823.92 × 102,386.06
  4. Step 4: Simplify right side
    178,866.35x = 25,271,328,682.56
  5. Step 5: Solve for x
    x = 25,271,328,682.56/178,866.35
  6. Step 6: Final answer
    x = 141,286.10

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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.