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Finding the Fourth Proportional to 54,671.64, 75,447.42 and 32,005.64

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Solution

The fourth proportional to 54,671.64, 75,447.42 and 32,005.64 is: 44,168.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,671.64 : 75,447.42 = 32,005.64 : x
  2. Step 2: Convert to fraction form
    54,671.64/75,447.42 = 32,005.64/x
  3. Step 3: Cross multiply
    54,671.64x = 75,447.42 × 32,005.64
  4. Step 4: Simplify right side
    54,671.64x = 2,414,742,963.45
  5. Step 5: Solve for x
    x = 2,414,742,963.45/54,671.64
  6. Step 6: Final answer
    x = 44,168.11

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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.