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Finding the Fourth Proportional to 65,702.64, 98,557.74 and 44,633.64

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Solution

The fourth proportional to 65,702.64, 98,557.74 and 44,633.64 is: 66,953.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,702.64 : 98,557.74 = 44,633.64 : x
  2. Step 2: Convert to fraction form
    65,702.64/98,557.74 = 44,633.64/x
  3. Step 3: Cross multiply
    65,702.64x = 98,557.74 × 44,633.64
  4. Step 4: Simplify right side
    65,702.64x = 4,398,990,686.37
  5. Step 5: Solve for x
    x = 4,398,990,686.37/65,702.64
  6. Step 6: Final answer
    x = 66,953.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.