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Finding the Fourth Proportional to 64,073.44, 96,124.20 and 19,703.44

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Solution

The fourth proportional to 64,073.44, 96,124.20 and 19,703.44 is: 29,559.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,073.44 : 96,124.20 = 19,703.44 : x
  2. Step 2: Convert to fraction form
    64,073.44/96,124.20 = 19,703.44/x
  3. Step 3: Cross multiply
    64,073.44x = 96,124.20 × 19,703.44
  4. Step 4: Simplify right side
    64,073.44x = 1,893,977,407.25
  5. Step 5: Solve for x
    x = 1,893,977,407.25/64,073.44
  6. Step 6: Final answer
    x = 29,559.48

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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.