Home / 98,513.55-135,952.05-58,261.82

Finding the Fourth Proportional to 98,513.55, 135,952.05 and 58,261.82

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Solution

The fourth proportional to 98,513.55, 135,952.05 and 58,261.82 is: 80,403.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,513.55 : 135,952.05 = 58,261.82 : x
  2. Step 2: Convert to fraction form
    98,513.55/135,952.05 = 58,261.82/x
  3. Step 3: Cross multiply
    98,513.55x = 135,952.05 × 58,261.82
  4. Step 4: Simplify right side
    98,513.55x = 7,920,813,404.45
  5. Step 5: Solve for x
    x = 7,920,813,404.45/98,513.55
  6. Step 6: Final answer
    x = 80,403.29

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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.