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Finding the Fourth Proportional to 64,073.87, 96,087.11 and 37,428.92

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Solution

The fourth proportional to 64,073.87, 96,087.11 and 37,428.92 is: 56,129.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,073.87 : 96,087.11 = 37,428.92 : x
  2. Step 2: Convert to fraction form
    64,073.87/96,087.11 = 37,428.92/x
  3. Step 3: Cross multiply
    64,073.87x = 96,087.11 × 37,428.92
  4. Step 4: Simplify right side
    64,073.87x = 3,596,436,656.51
  5. Step 5: Solve for x
    x = 3,596,436,656.51/64,073.87
  6. Step 6: Final answer
    x = 56,129.54

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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.