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Finding the Fourth Proportional to 64,657.42, 96,914.22 and 27,206.44

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Solution

The fourth proportional to 64,657.42, 96,914.22 and 27,206.44 is: 40,779.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,657.42 : 96,914.22 = 27,206.44 : x
  2. Step 2: Convert to fraction form
    64,657.42/96,914.22 = 27,206.44/x
  3. Step 3: Cross multiply
    64,657.42x = 96,914.22 × 27,206.44
  4. Step 4: Simplify right side
    64,657.42x = 2,636,690,911.58
  5. Step 5: Solve for x
    x = 2,636,690,911.58/64,657.42
  6. Step 6: Final answer
    x = 40,779.40

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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.