Home / 55,209.78-76,164.02-32,533.28

Finding the Fourth Proportional to 55,209.78, 76,164.02 and 32,533.28

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Solution

The fourth proportional to 55,209.78, 76,164.02 and 32,533.28 is: 44,880.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,209.78 : 76,164.02 = 32,533.28 : x
  2. Step 2: Convert to fraction form
    55,209.78/76,164.02 = 32,533.28/x
  3. Step 3: Cross multiply
    55,209.78x = 76,164.02 × 32,533.28
  4. Step 4: Simplify right side
    55,209.78x = 2,477,865,388.59
  5. Step 5: Solve for x
    x = 2,477,865,388.59/55,209.78
  6. Step 6: Final answer
    x = 44,880.91

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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.