Home / 43,181.19-64,692.86-31,305.53

Finding the Fourth Proportional to 43,181.19, 64,692.86 and 31,305.53

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Solution

The fourth proportional to 43,181.19, 64,692.86 and 31,305.53 is: 46,901.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,181.19 : 64,692.86 = 31,305.53 : x
  2. Step 2: Convert to fraction form
    43,181.19/64,692.86 = 31,305.53/x
  3. Step 3: Cross multiply
    43,181.19x = 64,692.86 × 31,305.53
  4. Step 4: Simplify right side
    43,181.19x = 2,025,243,946.05
  5. Step 5: Solve for x
    x = 2,025,243,946.05/43,181.19
  6. Step 6: Final answer
    x = 46,901.07

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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.