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Finding the Fourth Proportional to 307,130.82, 460,679.42 and 93,898.62

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Solution

The fourth proportional to 307,130.82, 460,679.42 and 93,898.62 is: 140,842.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,130.82 : 460,679.42 = 93,898.62 : x
  2. Step 2: Convert to fraction form
    307,130.82/460,679.42 = 93,898.62/x
  3. Step 3: Cross multiply
    307,130.82x = 460,679.42 × 93,898.62
  4. Step 4: Simplify right side
    307,130.82x = 43,257,161,330.91
  5. Step 5: Solve for x
    x = 43,257,161,330.91/307,130.82
  6. Step 6: Final answer
    x = 140,842.79

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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.