Home / 165,075.82-247,755.12-163,833.28

Finding the Fourth Proportional to 165,075.82, 247,755.12 and 163,833.28

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Solution

The fourth proportional to 165,075.82, 247,755.12 and 163,833.28 is: 245,890.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,075.82 : 247,755.12 = 163,833.28 : x
  2. Step 2: Convert to fraction form
    165,075.82/247,755.12 = 163,833.28/x
  3. Step 3: Cross multiply
    165,075.82x = 247,755.12 × 163,833.28
  4. Step 4: Simplify right side
    165,075.82x = 40,590,533,946.39
  5. Step 5: Solve for x
    x = 40,590,533,946.39/165,075.82
  6. Step 6: Final answer
    x = 245,890.25

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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.