Home / 93,466.44-128,986.74-51,028.20

Finding the Fourth Proportional to 93,466.44, 128,986.74 and 51,028.20

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Solution

The fourth proportional to 93,466.44, 128,986.74 and 51,028.20 is: 70,420.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,466.44 : 128,986.74 = 51,028.20 : x
  2. Step 2: Convert to fraction form
    93,466.44/128,986.74 = 51,028.20/x
  3. Step 3: Cross multiply
    93,466.44x = 128,986.74 × 51,028.20
  4. Step 4: Simplify right side
    93,466.44x = 6,581,961,166.07
  5. Step 5: Solve for x
    x = 6,581,961,166.07/93,466.44
  6. Step 6: Final answer
    x = 70,420.58

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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.