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Finding the Fourth Proportional to 114,240.95, 171,228.94 and 67,533.11

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Solution

The fourth proportional to 114,240.95, 171,228.94 and 67,533.11 is: 101,221.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,240.95 : 171,228.94 = 67,533.11 : x
  2. Step 2: Convert to fraction form
    114,240.95/171,228.94 = 67,533.11/x
  3. Step 3: Cross multiply
    114,240.95x = 171,228.94 × 67,533.11
  4. Step 4: Simplify right side
    114,240.95x = 11,563,622,840.20
  5. Step 5: Solve for x
    x = 11,563,622,840.20/114,240.95
  6. Step 6: Final answer
    x = 101,221.35

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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.