Home / 109,220.31-163,889.33-46,084.19

Finding the Fourth Proportional to 109,220.31, 163,889.33 and 46,084.19

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Solution

The fourth proportional to 109,220.31, 163,889.33 and 46,084.19 is: 69,151.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,220.31 : 163,889.33 = 46,084.19 : x
  2. Step 2: Convert to fraction form
    109,220.31/163,889.33 = 46,084.19/x
  3. Step 3: Cross multiply
    109,220.31x = 163,889.33 × 46,084.19
  4. Step 4: Simplify right side
    109,220.31x = 7,552,705,972.83
  5. Step 5: Solve for x
    x = 7,552,705,972.83/109,220.31
  6. Step 6: Final answer
    x = 69,151.11

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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.