Home / 76,488.02-114,692.60-34,331.97

Finding the Fourth Proportional to 76,488.02, 114,692.60 and 34,331.97

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Solution

The fourth proportional to 76,488.02, 114,692.60 and 34,331.97 is: 51,480.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,488.02 : 114,692.60 = 34,331.97 : x
  2. Step 2: Convert to fraction form
    76,488.02/114,692.60 = 34,331.97/x
  3. Step 3: Cross multiply
    76,488.02x = 114,692.60 × 34,331.97
  4. Step 4: Simplify right side
    76,488.02x = 3,937,622,730.76
  5. Step 5: Solve for x
    x = 3,937,622,730.76/76,488.02
  6. Step 6: Final answer
    x = 51,480.26

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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.