Home / 116,281.22-160,470.05-64,596.96

Finding the Fourth Proportional to 116,281.22, 160,470.05 and 64,596.96

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Solution

The fourth proportional to 116,281.22, 160,470.05 and 64,596.96 is: 89,144.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,281.22 : 160,470.05 = 64,596.96 : x
  2. Step 2: Convert to fraction form
    116,281.22/160,470.05 = 64,596.96/x
  3. Step 3: Cross multiply
    116,281.22x = 160,470.05 × 64,596.96
  4. Step 4: Simplify right side
    116,281.22x = 10,365,877,078.06
  5. Step 5: Solve for x
    x = 10,365,877,078.06/116,281.22
  6. Step 6: Final answer
    x = 89,144.90

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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.