Home / 132,664.97-183,068.42-75,305.45

Finding the Fourth Proportional to 132,664.97, 183,068.42 and 75,305.45

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Solution

The fourth proportional to 132,664.97, 183,068.42 and 75,305.45 is: 103,916.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,664.97 : 183,068.42 = 75,305.45 : x
  2. Step 2: Convert to fraction form
    132,664.97/183,068.42 = 75,305.45/x
  3. Step 3: Cross multiply
    132,664.97x = 183,068.42 × 75,305.45
  4. Step 4: Simplify right side
    132,664.97x = 13,786,048,457.02
  5. Step 5: Solve for x
    x = 13,786,048,457.02/132,664.97
  6. Step 6: Final answer
    x = 103,916.27

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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.