Home / 109,252.83-150,771.73-61,507.89

Finding the Fourth Proportional to 109,252.83, 150,771.73 and 61,507.89

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Solution

The fourth proportional to 109,252.83, 150,771.73 and 61,507.89 is: 84,882.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,252.83 : 150,771.73 = 61,507.89 : x
  2. Step 2: Convert to fraction form
    109,252.83/150,771.73 = 61,507.89/x
  3. Step 3: Cross multiply
    109,252.83x = 150,771.73 × 61,507.89
  4. Step 4: Simplify right side
    109,252.83x = 9,273,650,945.51
  5. Step 5: Solve for x
    x = 9,273,650,945.51/109,252.83
  6. Step 6: Final answer
    x = 84,882.48

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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.