Home / 144,529.40-199,455.93-80,867.66

Finding the Fourth Proportional to 144,529.40, 199,455.93 and 80,867.66

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Solution

The fourth proportional to 144,529.40, 199,455.93 and 80,867.66 is: 111,600.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,529.40 : 199,455.93 = 80,867.66 : x
  2. Step 2: Convert to fraction form
    144,529.40/199,455.93 = 80,867.66/x
  3. Step 3: Cross multiply
    144,529.40x = 199,455.93 × 80,867.66
  4. Step 4: Simplify right side
    144,529.40x = 16,129,533,334.94
  5. Step 5: Solve for x
    x = 16,129,533,334.94/144,529.40
  6. Step 6: Final answer
    x = 111,600.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.