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Finding the Fourth Proportional to 64,091.36, 96,068.96 and 37,808.48

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Solution

The fourth proportional to 64,091.36, 96,068.96 and 37,808.48 is: 56,672.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,091.36 : 96,068.96 = 37,808.48 : x
  2. Step 2: Convert to fraction form
    64,091.36/96,068.96 = 37,808.48/x
  3. Step 3: Cross multiply
    64,091.36x = 96,068.96 × 37,808.48
  4. Step 4: Simplify right side
    64,091.36x = 3,632,221,352.78
  5. Step 5: Solve for x
    x = 3,632,221,352.78/64,091.36
  6. Step 6: Final answer
    x = 56,672.56

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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.