Home / 132,881.60-183,370-75,513.44

Finding the Fourth Proportional to 132,881.60, 183,370 and 75,513.44

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Solution

The fourth proportional to 132,881.60, 183,370 and 75,513.44 is: 104,204.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,881.60 : 183,370 = 75,513.44 : x
  2. Step 2: Convert to fraction form
    132,881.60/183,370 = 75,513.44/x
  3. Step 3: Cross multiply
    132,881.60x = 183,370 × 75,513.44
  4. Step 4: Simplify right side
    132,881.60x = 13,846,899,492.80
  5. Step 5: Solve for x
    x = 13,846,899,492.80/132,881.60
  6. Step 6: Final answer
    x = 104,204.79

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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.