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Finding the Fourth Proportional to 64,775.44, 88,807.48 and 63,594.64

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Solution

The fourth proportional to 64,775.44, 88,807.48 and 63,594.64 is: 87,188.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,775.44 : 88,807.48 = 63,594.64 : x
  2. Step 2: Convert to fraction form
    64,775.44/88,807.48 = 63,594.64/x
  3. Step 3: Cross multiply
    64,775.44x = 88,807.48 × 63,594.64
  4. Step 4: Simplify right side
    64,775.44x = 5,647,679,719.91
  5. Step 5: Solve for x
    x = 5,647,679,719.91/64,775.44
  6. Step 6: Final answer
    x = 87,188.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.