Home / 252,696.28-348,721.53-137,975.08

Finding the Fourth Proportional to 252,696.28, 348,721.53 and 137,975.08

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Solution

The fourth proportional to 252,696.28, 348,721.53 and 137,975.08 is: 190,405.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,696.28 : 348,721.53 = 137,975.08 : x
  2. Step 2: Convert to fraction form
    252,696.28/348,721.53 = 137,975.08/x
  3. Step 3: Cross multiply
    252,696.28x = 348,721.53 × 137,975.08
  4. Step 4: Simplify right side
    252,696.28x = 48,114,880,999.47
  5. Step 5: Solve for x
    x = 48,114,880,999.47/252,696.28
  6. Step 6: Final answer
    x = 190,405.97

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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.