Home / 93,087.66-139,455.36-55,023.06

Finding the Fourth Proportional to 93,087.66, 139,455.36 and 55,023.06

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Solution

The fourth proportional to 93,087.66, 139,455.36 and 55,023.06 is: 82,430.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,087.66 : 139,455.36 = 55,023.06 : x
  2. Step 2: Convert to fraction form
    93,087.66/139,455.36 = 55,023.06/x
  3. Step 3: Cross multiply
    93,087.66x = 139,455.36 × 55,023.06
  4. Step 4: Simplify right side
    93,087.66x = 7,673,260,640.60
  5. Step 5: Solve for x
    x = 7,673,260,640.60/93,087.66
  6. Step 6: Final answer
    x = 82,430.48

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.