Home / 175,383.82-242,043.96-103,752.28

Finding the Fourth Proportional to 175,383.82, 242,043.96 and 103,752.28

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Solution

The fourth proportional to 175,383.82, 242,043.96 and 103,752.28 is: 143,186.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,383.82 : 242,043.96 = 103,752.28 : x
  2. Step 2: Convert to fraction form
    175,383.82/242,043.96 = 103,752.28/x
  3. Step 3: Cross multiply
    175,383.82x = 242,043.96 × 103,752.28
  4. Step 4: Simplify right side
    175,383.82x = 25,112,612,710.23
  5. Step 5: Solve for x
    x = 25,112,612,710.23/175,383.82
  6. Step 6: Final answer
    x = 143,186.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.