Home / 85,300.03-127,966.45-32,705.41

Finding the Fourth Proportional to 85,300.03, 127,966.45 and 32,705.41

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Solution

The fourth proportional to 85,300.03, 127,966.45 and 32,705.41 is: 49,064.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,300.03 : 127,966.45 = 32,705.41 : x
  2. Step 2: Convert to fraction form
    85,300.03/127,966.45 = 32,705.41/x
  3. Step 3: Cross multiply
    85,300.03x = 127,966.45 × 32,705.41
  4. Step 4: Simplify right side
    85,300.03x = 4,185,195,369.88
  5. Step 5: Solve for x
    x = 4,185,195,369.88/85,300.03
  6. Step 6: Final answer
    x = 49,064.41

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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.