Home / 85,192.84-127,808.05-26,033.12

Finding the Fourth Proportional to 85,192.84, 127,808.05 and 26,033.12

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Solution

The fourth proportional to 85,192.84, 127,808.05 and 26,033.12 is: 39,055.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,192.84 : 127,808.05 = 26,033.12 : x
  2. Step 2: Convert to fraction form
    85,192.84/127,808.05 = 26,033.12/x
  3. Step 3: Cross multiply
    85,192.84x = 127,808.05 × 26,033.12
  4. Step 4: Simplify right side
    85,192.84x = 3,327,242,559.26
  5. Step 5: Solve for x
    x = 3,327,242,559.26/85,192.84
  6. Step 6: Final answer
    x = 39,055.43

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.