Home / 106,965.89-147,607.05-58,558.44

Finding the Fourth Proportional to 106,965.89, 147,607.05 and 58,558.44

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Solution

The fourth proportional to 106,965.89, 147,607.05 and 58,558.44 is: 80,807.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,965.89 : 147,607.05 = 58,558.44 : x
  2. Step 2: Convert to fraction form
    106,965.89/147,607.05 = 58,558.44/x
  3. Step 3: Cross multiply
    106,965.89x = 147,607.05 × 58,558.44
  4. Step 4: Simplify right side
    106,965.89x = 8,643,638,581.00
  5. Step 5: Solve for x
    x = 8,643,638,581.00/106,965.89
  6. Step 6: Final answer
    x = 80,807.43

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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.