Home / 252,314.19-378,535.14-83,835.41

Finding the Fourth Proportional to 252,314.19, 378,535.14 and 83,835.41

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Solution

The fourth proportional to 252,314.19, 378,535.14 and 83,835.41 is: 125,774.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,314.19 : 378,535.14 = 83,835.41 : x
  2. Step 2: Convert to fraction form
    252,314.19/378,535.14 = 83,835.41/x
  3. Step 3: Cross multiply
    252,314.19x = 378,535.14 × 83,835.41
  4. Step 4: Simplify right side
    252,314.19x = 31,734,646,768.63
  5. Step 5: Solve for x
    x = 31,734,646,768.63/252,314.19
  6. Step 6: Final answer
    x = 125,774.32

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.