Home / 146,539.68-219,649.17-75,466.62

Finding the Fourth Proportional to 146,539.68, 219,649.17 and 75,466.62

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Solution

The fourth proportional to 146,539.68, 219,649.17 and 75,466.62 is: 113,117.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,539.68 : 219,649.17 = 75,466.62 : x
  2. Step 2: Convert to fraction form
    146,539.68/219,649.17 = 75,466.62/x
  3. Step 3: Cross multiply
    146,539.68x = 219,649.17 × 75,466.62
  4. Step 4: Simplify right side
    146,539.68x = 16,576,180,445.71
  5. Step 5: Solve for x
    x = 16,576,180,445.71/146,539.68
  6. Step 6: Final answer
    x = 113,117.35

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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.