Home / 109,293.08-163,907.22-46,949

Finding the Fourth Proportional to 109,293.08, 163,907.22 and 46,949

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Solution

The fourth proportional to 109,293.08, 163,907.22 and 46,949 is: 70,409.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,293.08 : 163,907.22 = 46,949 : x
  2. Step 2: Convert to fraction form
    109,293.08/163,907.22 = 46,949/x
  3. Step 3: Cross multiply
    109,293.08x = 163,907.22 × 46,949
  4. Step 4: Simplify right side
    109,293.08x = 7,695,280,071.78
  5. Step 5: Solve for x
    x = 7,695,280,071.78/109,293.08
  6. Step 6: Final answer
    x = 70,409.58

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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.