Home / 252,573.81-348,551.15-139,395.75

Finding the Fourth Proportional to 252,573.81, 348,551.15 and 139,395.75

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Solution

The fourth proportional to 252,573.81, 348,551.15 and 139,395.75 is: 192,365.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,573.81 : 348,551.15 = 139,395.75 : x
  2. Step 2: Convert to fraction form
    252,573.81/348,551.15 = 139,395.75/x
  3. Step 3: Cross multiply
    252,573.81x = 348,551.15 × 139,395.75
  4. Step 4: Simplify right side
    252,573.81x = 48,586,548,270.63
  5. Step 5: Solve for x
    x = 48,586,548,270.63/252,573.81
  6. Step 6: Final answer
    x = 192,365.74

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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.