Home / 171,436.10-236,609.85-102,521.06

Finding the Fourth Proportional to 171,436.10, 236,609.85 and 102,521.06

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Solution

The fourth proportional to 171,436.10, 236,609.85 and 102,521.06 is: 141,495.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,436.10 : 236,609.85 = 102,521.06 : x
  2. Step 2: Convert to fraction form
    171,436.10/236,609.85 = 102,521.06/x
  3. Step 3: Cross multiply
    171,436.10x = 236,609.85 × 102,521.06
  4. Step 4: Simplify right side
    171,436.10x = 24,257,492,628.44
  5. Step 5: Solve for x
    x = 24,257,492,628.44/171,436.10
  6. Step 6: Final answer
    x = 141,495.83

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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.