Home / 92,995.83-139,511.70-39,687.03

Finding the Fourth Proportional to 92,995.83, 139,511.70 and 39,687.03

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Solution

The fourth proportional to 92,995.83, 139,511.70 and 39,687.03 is: 59,538.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,995.83 : 139,511.70 = 39,687.03 : x
  2. Step 2: Convert to fraction form
    92,995.83/139,511.70 = 39,687.03/x
  3. Step 3: Cross multiply
    92,995.83x = 139,511.70 × 39,687.03
  4. Step 4: Simplify right side
    92,995.83x = 5,536,805,023.25
  5. Step 5: Solve for x
    x = 5,536,805,023.25/92,995.83
  6. Step 6: Final answer
    x = 59,538.21

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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.