Home / 102,474.16-152,680.96-96,744.56

Finding the Fourth Proportional to 102,474.16, 152,680.96 and 96,744.56

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Solution

The fourth proportional to 102,474.16, 152,680.96 and 96,744.56 is: 144,144.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,474.16 : 152,680.96 = 96,744.56 : x
  2. Step 2: Convert to fraction form
    102,474.16/152,680.96 = 96,744.56/x
  3. Step 3: Cross multiply
    102,474.16x = 152,680.96 × 96,744.56
  4. Step 4: Simplify right side
    102,474.16x = 14,771,052,295.58
  5. Step 5: Solve for x
    x = 14,771,052,295.58/102,474.16
  6. Step 6: Final answer
    x = 144,144.17

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.