Home / 55,119.48-76,099.98-36,289.08

Finding the Fourth Proportional to 55,119.48, 76,099.98 and 36,289.08

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Solution

The fourth proportional to 55,119.48, 76,099.98 and 36,289.08 is: 50,102.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,119.48 : 76,099.98 = 36,289.08 : x
  2. Step 2: Convert to fraction form
    55,119.48/76,099.98 = 36,289.08/x
  3. Step 3: Cross multiply
    55,119.48x = 76,099.98 × 36,289.08
  4. Step 4: Simplify right side
    55,119.48x = 2,761,598,262.22
  5. Step 5: Solve for x
    x = 2,761,598,262.22/55,119.48
  6. Step 6: Final answer
    x = 50,102.04

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1.5x scale

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.