Home / 132,919.42-183,421.49-75,550.77

Finding the Fourth Proportional to 132,919.42, 183,421.49 and 75,550.77

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Solution

The fourth proportional to 132,919.42, 183,421.49 and 75,550.77 is: 104,255.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,919.42 : 183,421.49 = 75,550.77 : x
  2. Step 2: Convert to fraction form
    132,919.42/183,421.49 = 75,550.77/x
  3. Step 3: Cross multiply
    132,919.42x = 183,421.49 × 75,550.77
  4. Step 4: Simplify right side
    132,919.42x = 13,857,634,804.05
  5. Step 5: Solve for x
    x = 13,857,634,804.05/132,919.42
  6. Step 6: Final answer
    x = 104,255.91

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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.