Home / 102,384.61-153,546.84-35,812.33

Finding the Fourth Proportional to 102,384.61, 153,546.84 and 35,812.33

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Solution

The fourth proportional to 102,384.61, 153,546.84 and 35,812.33 is: 53,707.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,384.61 : 153,546.84 = 35,812.33 : x
  2. Step 2: Convert to fraction form
    102,384.61/153,546.84 = 35,812.33/x
  3. Step 3: Cross multiply
    102,384.61x = 153,546.84 × 35,812.33
  4. Step 4: Simplify right side
    102,384.61x = 5,498,869,720.67
  5. Step 5: Solve for x
    x = 5,498,869,720.67/102,384.61
  6. Step 6: Final answer
    x = 53,707.97

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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.