Home / 165,657.84-247,995.87-102,274.17

Finding the Fourth Proportional to 165,657.84, 247,995.87 and 102,274.17

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Solution

The fourth proportional to 165,657.84, 247,995.87 and 102,274.17 is: 153,108.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,657.84 : 247,995.87 = 102,274.17 : x
  2. Step 2: Convert to fraction form
    165,657.84/247,995.87 = 102,274.17/x
  3. Step 3: Cross multiply
    165,657.84x = 247,995.87 × 102,274.17
  4. Step 4: Simplify right side
    165,657.84x = 25,363,571,767.68
  5. Step 5: Solve for x
    x = 25,363,571,767.68/165,657.84
  6. Step 6: Final answer
    x = 153,108.19

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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.