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Finding the Fourth Proportional to 64,367.64, 96,658.29 and 43,442.28

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Solution

The fourth proportional to 64,367.64, 96,658.29 and 43,442.28 is: 65,235.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,367.64 : 96,658.29 = 43,442.28 : x
  2. Step 2: Convert to fraction form
    64,367.64/96,658.29 = 43,442.28/x
  3. Step 3: Cross multiply
    64,367.64x = 96,658.29 × 43,442.28
  4. Step 4: Simplify right side
    64,367.64x = 4,199,056,498.50
  5. Step 5: Solve for x
    x = 4,199,056,498.50/64,367.64
  6. Step 6: Final answer
    x = 65,235.52

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1.5x scale

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.