Home / 98,334.90-135,667.17-58,028.49

Finding the Fourth Proportional to 98,334.90, 135,667.17 and 58,028.49

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Solution

The fourth proportional to 98,334.90, 135,667.17 and 58,028.49 is: 80,058.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,334.90 : 135,667.17 = 58,028.49 : x
  2. Step 2: Convert to fraction form
    98,334.90/135,667.17 = 58,028.49/x
  3. Step 3: Cross multiply
    98,334.90x = 135,667.17 × 58,028.49
  4. Step 4: Simplify right side
    98,334.90x = 7,872,561,017.67
  5. Step 5: Solve for x
    x = 7,872,561,017.67/98,334.90
  6. Step 6: Final answer
    x = 80,058.67

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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.