Home / 65,127.40-97,626.30-30,005.80

Finding the Fourth Proportional to 65,127.40, 97,626.30 and 30,005.80

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Solution

The fourth proportional to 65,127.40, 97,626.30 and 30,005.80 is: 44,978.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,127.40 : 97,626.30 = 30,005.80 : x
  2. Step 2: Convert to fraction form
    65,127.40/97,626.30 = 30,005.80/x
  3. Step 3: Cross multiply
    65,127.40x = 97,626.30 × 30,005.80
  4. Step 4: Simplify right side
    65,127.40x = 2,929,355,232.54
  5. Step 5: Solve for x
    x = 2,929,355,232.54/65,127.40
  6. Step 6: Final answer
    x = 44,978.85

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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.