Home / 98,058.24-135,320.96-53,346.56

Finding the Fourth Proportional to 98,058.24, 135,320.96 and 53,346.56

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Solution

The fourth proportional to 98,058.24, 135,320.96 and 53,346.56 is: 73,618.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,058.24 : 135,320.96 = 53,346.56 : x
  2. Step 2: Convert to fraction form
    98,058.24/135,320.96 = 53,346.56/x
  3. Step 3: Cross multiply
    98,058.24x = 135,320.96 × 53,346.56
  4. Step 4: Simplify right side
    98,058.24x = 7,218,907,711.90
  5. Step 5: Solve for x
    x = 7,218,907,711.90/98,058.24
  6. Step 6: Final answer
    x = 73,618.57

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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.