Home / 252,402.51-348,322.04-137,683.09

Finding the Fourth Proportional to 252,402.51, 348,322.04 and 137,683.09

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Solution

The fourth proportional to 252,402.51, 348,322.04 and 137,683.09 is: 190,006.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,402.51 : 348,322.04 = 137,683.09 : x
  2. Step 2: Convert to fraction form
    252,402.51/348,322.04 = 137,683.09/x
  3. Step 3: Cross multiply
    252,402.51x = 348,322.04 × 137,683.09
  4. Step 4: Simplify right side
    252,402.51x = 47,958,055,045.60
  5. Step 5: Solve for x
    x = 47,958,055,045.60/252,402.51
  6. Step 6: Final answer
    x = 190,006.25

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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.