Home / 102,378.27-153,574.69-35,835.15

Finding the Fourth Proportional to 102,378.27, 153,574.69 and 35,835.15

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Solution

The fourth proportional to 102,378.27, 153,574.69 and 35,835.15 is: 53,755.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,378.27 : 153,574.69 = 35,835.15 : x
  2. Step 2: Convert to fraction form
    102,378.27/153,574.69 = 35,835.15/x
  3. Step 3: Cross multiply
    102,378.27x = 153,574.69 × 35,835.15
  4. Step 4: Simplify right side
    102,378.27x = 5,503,372,052.35
  5. Step 5: Solve for x
    x = 5,503,372,052.35/102,378.27
  6. Step 6: Final answer
    x = 53,755.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.