Home / 114,077.52-171,116.55-67,297.50

Finding the Fourth Proportional to 114,077.52, 171,116.55 and 67,297.50

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Solution

The fourth proportional to 114,077.52, 171,116.55 and 67,297.50 is: 100,946.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,077.52 : 171,116.55 = 67,297.50 : x
  2. Step 2: Convert to fraction form
    114,077.52/171,116.55 = 67,297.50/x
  3. Step 3: Cross multiply
    114,077.52x = 171,116.55 × 67,297.50
  4. Step 4: Simplify right side
    114,077.52x = 11,515,716,023.63
  5. Step 5: Solve for x
    x = 11,515,716,023.63/114,077.52
  6. Step 6: Final answer
    x = 100,946.41

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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.