Home / 132,845.82-183,320.53-75,477.63

Finding the Fourth Proportional to 132,845.82, 183,320.53 and 75,477.63

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Solution

The fourth proportional to 132,845.82, 183,320.53 and 75,477.63 is: 104,155.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,845.82 : 183,320.53 = 75,477.63 : x
  2. Step 2: Convert to fraction form
    132,845.82/183,320.53 = 75,477.63/x
  3. Step 3: Cross multiply
    132,845.82x = 183,320.53 × 75,477.63
  4. Step 4: Simplify right side
    132,845.82x = 13,836,599,134.74
  5. Step 5: Solve for x
    x = 13,836,599,134.74/132,845.82
  6. Step 6: Final answer
    x = 104,155.32

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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.