Home / 93,212.54-128,633.31-50,771.10

Finding the Fourth Proportional to 93,212.54, 128,633.31 and 50,771.10

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Solution

The fourth proportional to 93,212.54, 128,633.31 and 50,771.10 is: 70,064.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,212.54 : 128,633.31 = 50,771.10 : x
  2. Step 2: Convert to fraction form
    93,212.54/128,633.31 = 50,771.10/x
  3. Step 3: Cross multiply
    93,212.54x = 128,633.31 × 50,771.10
  4. Step 4: Simplify right side
    93,212.54x = 6,530,854,645.34
  5. Step 5: Solve for x
    x = 6,530,854,645.34/93,212.54
  6. Step 6: Final answer
    x = 70,064.12

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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.