Home / 93,491.72-140,154.21-34,313.66

Finding the Fourth Proportional to 93,491.72, 140,154.21 and 34,313.66

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Solution

The fourth proportional to 93,491.72, 140,154.21 and 34,313.66 is: 51,439.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,491.72 : 140,154.21 = 34,313.66 : x
  2. Step 2: Convert to fraction form
    93,491.72/140,154.21 = 34,313.66/x
  3. Step 3: Cross multiply
    93,491.72x = 140,154.21 × 34,313.66
  4. Step 4: Simplify right side
    93,491.72x = 4,809,203,208.74
  5. Step 5: Solve for x
    x = 4,809,203,208.74/93,491.72
  6. Step 6: Final answer
    x = 51,439.89

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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.