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Finding the Fourth Proportional to 63,984.32, 88,280.64 and 41,324.28

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Solution

The fourth proportional to 63,984.32, 88,280.64 and 41,324.28 is: 57,016.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,984.32 : 88,280.64 = 41,324.28 : x
  2. Step 2: Convert to fraction form
    63,984.32/88,280.64 = 41,324.28/x
  3. Step 3: Cross multiply
    63,984.32x = 88,280.64 × 41,324.28
  4. Step 4: Simplify right side
    63,984.32x = 3,648,133,885.94
  5. Step 5: Solve for x
    x = 3,648,133,885.94/63,984.32
  6. Step 6: Final answer
    x = 57,016.06

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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.