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Finding the Fourth Proportional to 65,592.32, 90,546.72 and 44,435.84

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Solution

The fourth proportional to 65,592.32, 90,546.72 and 44,435.84 is: 61,341.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,592.32 : 90,546.72 = 44,435.84 : x
  2. Step 2: Convert to fraction form
    65,592.32/90,546.72 = 44,435.84/x
  3. Step 3: Cross multiply
    65,592.32x = 90,546.72 × 44,435.84
  4. Step 4: Simplify right side
    65,592.32x = 4,023,519,562.44
  5. Step 5: Solve for x
    x = 4,023,519,562.44/65,592.32
  6. Step 6: Final answer
    x = 61,341.32

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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.