Home / 132,919.68-183,421.84-75,551.03

Finding the Fourth Proportional to 132,919.68, 183,421.84 and 75,551.03

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Solution

The fourth proportional to 132,919.68, 183,421.84 and 75,551.03 is: 104,256.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,919.68 : 183,421.84 = 75,551.03 : x
  2. Step 2: Convert to fraction form
    132,919.68/183,421.84 = 75,551.03/x
  3. Step 3: Cross multiply
    132,919.68x = 183,421.84 × 75,551.03
  4. Step 4: Simplify right side
    132,919.68x = 13,857,707,641.63
  5. Step 5: Solve for x
    x = 13,857,707,641.63/132,919.68
  6. Step 6: Final answer
    x = 104,256.25

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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.