Home / 253,284.57-349,533.41-140,107.32

Finding the Fourth Proportional to 253,284.57, 349,533.41 and 140,107.32

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Solution

The fourth proportional to 253,284.57, 349,533.41 and 140,107.32 is: 193,348.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,284.57 : 349,533.41 = 140,107.32 : x
  2. Step 2: Convert to fraction form
    253,284.57/349,533.41 = 140,107.32/x
  3. Step 3: Cross multiply
    253,284.57x = 349,533.41 × 140,107.32
  4. Step 4: Simplify right side
    253,284.57x = 48,972,187,577.89
  5. Step 5: Solve for x
    x = 48,972,187,577.89/253,284.57
  6. Step 6: Final answer
    x = 193,348.49

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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.