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Finding the Fourth Proportional to 170,761.50, 235,653.30 and 95,310

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Solution

The fourth proportional to 170,761.50, 235,653.30 and 95,310 is: 131,529.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,761.50 : 235,653.30 = 95,310 : x
  2. Step 2: Convert to fraction form
    170,761.50/235,653.30 = 95,310/x
  3. Step 3: Cross multiply
    170,761.50x = 235,653.30 × 95,310
  4. Step 4: Simplify right side
    170,761.50x = 22,460,116,023
  5. Step 5: Solve for x
    x = 22,460,116,023/170,761.50
  6. Step 6: Final answer
    x = 131,529.16

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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.