Home / 189,902.48-262,058.55-103,858.52

Finding the Fourth Proportional to 189,902.48, 262,058.55 and 103,858.52

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Solution

The fourth proportional to 189,902.48, 262,058.55 and 103,858.52 is: 143,321.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,902.48 : 262,058.55 = 103,858.52 : x
  2. Step 2: Convert to fraction form
    189,902.48/262,058.55 = 103,858.52/x
  3. Step 3: Cross multiply
    189,902.48x = 262,058.55 × 103,858.52
  4. Step 4: Simplify right side
    189,902.48x = 27,217,013,156.35
  5. Step 5: Solve for x
    x = 27,217,013,156.35/189,902.48
  6. Step 6: Final answer
    x = 143,321.00

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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.