Home / 93,939.33-129,631.38-53,645.22

Finding the Fourth Proportional to 93,939.33, 129,631.38 and 53,645.22

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Solution

The fourth proportional to 93,939.33, 129,631.38 and 53,645.22 is: 74,027.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,939.33 : 129,631.38 = 53,645.22 : x
  2. Step 2: Convert to fraction form
    93,939.33/129,631.38 = 53,645.22/x
  3. Step 3: Cross multiply
    93,939.33x = 129,631.38 × 53,645.22
  4. Step 4: Simplify right side
    93,939.33x = 6,954,103,899.00
  5. Step 5: Solve for x
    x = 6,954,103,899.00/93,939.33
  6. Step 6: Final answer
    x = 74,027.61

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1.5x scale

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.