Home / 252,570.51-348,545.72-139,393.23

Finding the Fourth Proportional to 252,570.51, 348,545.72 and 139,393.23

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Solution

The fourth proportional to 252,570.51, 348,545.72 and 139,393.23 is: 192,361.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,570.51 : 348,545.72 = 139,393.23 : x
  2. Step 2: Convert to fraction form
    252,570.51/348,545.72 = 139,393.23/x
  3. Step 3: Cross multiply
    252,570.51x = 348,545.72 × 139,393.23
  4. Step 4: Simplify right side
    252,570.51x = 48,584,913,016.51
  5. Step 5: Solve for x
    x = 48,584,913,016.51/252,570.51
  6. Step 6: Final answer
    x = 192,361.78

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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.