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Finding the Fourth Proportional to 175,358.58, 242,075.37 and 102,751.38

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Solution

The fourth proportional to 175,358.58, 242,075.37 and 102,751.38 is: 141,844.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,358.58 : 242,075.37 = 102,751.38 : x
  2. Step 2: Convert to fraction form
    175,358.58/242,075.37 = 102,751.38/x
  3. Step 3: Cross multiply
    175,358.58x = 242,075.37 × 102,751.38
  4. Step 4: Simplify right side
    175,358.58x = 24,873,578,331.51
  5. Step 5: Solve for x
    x = 24,873,578,331.51/175,358.58
  6. Step 6: Final answer
    x = 141,844.09

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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.