Home / 113,550.40-170,095.20-64,244.80

Finding the Fourth Proportional to 113,550.40, 170,095.20 and 64,244.80

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Solution

The fourth proportional to 113,550.40, 170,095.20 and 64,244.80 is: 96,236.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,550.40 : 170,095.20 = 64,244.80 : x
  2. Step 2: Convert to fraction form
    113,550.40/170,095.20 = 64,244.80/x
  3. Step 3: Cross multiply
    113,550.40x = 170,095.20 × 64,244.80
  4. Step 4: Simplify right side
    113,550.40x = 10,927,732,104.96
  5. Step 5: Solve for x
    x = 10,927,732,104.96/113,550.40
  6. Step 6: Final answer
    x = 96,236.84

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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.