Home / 119,056.91-164,308.62-65,351.02

Finding the Fourth Proportional to 119,056.91, 164,308.62 and 65,351.02

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Solution

The fourth proportional to 119,056.91, 164,308.62 and 65,351.02 is: 90,189.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,056.91 : 164,308.62 = 65,351.02 : x
  2. Step 2: Convert to fraction form
    119,056.91/164,308.62 = 65,351.02/x
  3. Step 3: Cross multiply
    119,056.91x = 164,308.62 × 65,351.02
  4. Step 4: Simplify right side
    119,056.91x = 10,737,735,911.79
  5. Step 5: Solve for x
    x = 10,737,735,911.79/119,056.91
  6. Step 6: Final answer
    x = 90,189.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.