Home / 252,119.93-347,916.71-137,396.25

Finding the Fourth Proportional to 252,119.93, 347,916.71 and 137,396.25

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Solution

The fourth proportional to 252,119.93, 347,916.71 and 137,396.25 is: 189,602.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,119.93 : 347,916.71 = 137,396.25 : x
  2. Step 2: Convert to fraction form
    252,119.93/347,916.71 = 137,396.25/x
  3. Step 3: Cross multiply
    252,119.93x = 347,916.71 × 137,396.25
  4. Step 4: Simplify right side
    252,119.93x = 47,802,452,111.53
  5. Step 5: Solve for x
    x = 47,802,452,111.53/252,119.93
  6. Step 6: Final answer
    x = 189,602.03

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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.