Home / 132,919.81-183,422.02-75,551.15

Finding the Fourth Proportional to 132,919.81, 183,422.02 and 75,551.15

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Solution

The fourth proportional to 132,919.81, 183,422.02 and 75,551.15 is: 104,256.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,919.81 : 183,422.02 = 75,551.15 : x
  2. Step 2: Convert to fraction form
    132,919.81/183,422.02 = 75,551.15/x
  3. Step 3: Cross multiply
    132,919.81x = 183,422.02 × 75,551.15
  4. Step 4: Simplify right side
    132,919.81x = 13,857,744,168.57
  5. Step 5: Solve for x
    x = 13,857,744,168.57/132,919.81
  6. Step 6: Final answer
    x = 104,256.43

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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.