Home / 178,928.10-246,918-98,353.91

Finding the Fourth Proportional to 178,928.10, 246,918 and 98,353.91

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Solution

The fourth proportional to 178,928.10, 246,918 and 98,353.91 is: 135,726.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,928.10 : 246,918 = 98,353.91 : x
  2. Step 2: Convert to fraction form
    178,928.10/246,918 = 98,353.91/x
  3. Step 3: Cross multiply
    178,928.10x = 246,918 × 98,353.91
  4. Step 4: Simplify right side
    178,928.10x = 24,285,349,514.79
  5. Step 5: Solve for x
    x = 24,285,349,514.79/178,928.10
  6. Step 6: Final answer
    x = 135,726.86

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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.