Home / 93,645.75-129,231.15-51,204.60

Finding the Fourth Proportional to 93,645.75, 129,231.15 and 51,204.60

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Solution

The fourth proportional to 93,645.75, 129,231.15 and 51,204.60 is: 70,662.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,645.75 : 129,231.15 = 51,204.60 : x
  2. Step 2: Convert to fraction form
    93,645.75/129,231.15 = 51,204.60/x
  3. Step 3: Cross multiply
    93,645.75x = 129,231.15 × 51,204.60
  4. Step 4: Simplify right side
    93,645.75x = 6,617,229,343.29
  5. Step 5: Solve for x
    x = 6,617,229,343.29/93,645.75
  6. Step 6: Final answer
    x = 70,662.36

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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.