Home / 219,405.48-329,043.01-93,043.86

Finding the Fourth Proportional to 219,405.48, 329,043.01 and 93,043.86

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Solution

The fourth proportional to 219,405.48, 329,043.01 and 93,043.86 is: 139,538.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,405.48 : 329,043.01 = 93,043.86 : x
  2. Step 2: Convert to fraction form
    219,405.48/329,043.01 = 93,043.86/x
  3. Step 3: Cross multiply
    219,405.48x = 329,043.01 × 93,043.86
  4. Step 4: Simplify right side
    219,405.48x = 30,615,430,464.35
  5. Step 5: Solve for x
    x = 30,615,430,464.35/219,405.48
  6. Step 6: Final answer
    x = 139,538.13

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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.