Home / 146,555.20-219,678.90-93,287.98

Finding the Fourth Proportional to 146,555.20, 219,678.90 and 93,287.98

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Solution

The fourth proportional to 146,555.20, 219,678.90 and 93,287.98 is: 139,834.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,555.20 : 219,678.90 = 93,287.98 : x
  2. Step 2: Convert to fraction form
    146,555.20/219,678.90 = 93,287.98/x
  3. Step 3: Cross multiply
    146,555.20x = 219,678.90 × 93,287.98
  4. Step 4: Simplify right side
    146,555.20x = 20,493,400,829.62
  5. Step 5: Solve for x
    x = 20,493,400,829.62/146,555.20
  6. Step 6: Final answer
    x = 139,834.01

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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.