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Finding the Fourth Proportional to 93,289.91, 139,846.68 and 37,164.69

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Solution

The fourth proportional to 93,289.91, 139,846.68 and 37,164.69 is: 55,711.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,289.91 : 139,846.68 = 37,164.69 : x
  2. Step 2: Convert to fraction form
    93,289.91/139,846.68 = 37,164.69/x
  3. Step 3: Cross multiply
    93,289.91x = 139,846.68 × 37,164.69
  4. Step 4: Simplify right side
    93,289.91x = 5,197,358,509.73
  5. Step 5: Solve for x
    x = 5,197,358,509.73/93,289.91
  6. Step 6: Final answer
    x = 55,711.91

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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.