Home / 93,023.88-139,458.06-43,139.58

Finding the Fourth Proportional to 93,023.88, 139,458.06 and 43,139.58

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Solution

The fourth proportional to 93,023.88, 139,458.06 and 43,139.58 is: 64,673.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,023.88 : 139,458.06 = 43,139.58 : x
  2. Step 2: Convert to fraction form
    93,023.88/139,458.06 = 43,139.58/x
  3. Step 3: Cross multiply
    93,023.88x = 139,458.06 × 43,139.58
  4. Step 4: Simplify right side
    93,023.88x = 6,016,162,136.01
  5. Step 5: Solve for x
    x = 6,016,162,136.01/93,023.88
  6. Step 6: Final answer
    x = 64,673.31

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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.