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Finding the Fourth Proportional to 161,235.66, 241,858.94 and 42,907.11

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Solution

The fourth proportional to 161,235.66, 241,858.94 and 42,907.11 is: 64,362.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,235.66 : 241,858.94 = 42,907.11 : x
  2. Step 2: Convert to fraction form
    161,235.66/241,858.94 = 42,907.11/x
  3. Step 3: Cross multiply
    161,235.66x = 241,858.94 × 42,907.11
  4. Step 4: Simplify right side
    161,235.66x = 10,377,468,250.33
  5. Step 5: Solve for x
    x = 10,377,468,250.33/161,235.66
  6. Step 6: Final answer
    x = 64,362.12

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1.5x scale

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.