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Finding the Fourth Proportional to 64,312.94, 96,528.62 and 32,745.56

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Solution

The fourth proportional to 64,312.94, 96,528.62 and 32,745.56 is: 49,148.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,312.94 : 96,528.62 = 32,745.56 : x
  2. Step 2: Convert to fraction form
    64,312.94/96,528.62 = 32,745.56/x
  3. Step 3: Cross multiply
    64,312.94x = 96,528.62 × 32,745.56
  4. Step 4: Simplify right side
    64,312.94x = 3,160,883,717.93
  5. Step 5: Solve for x
    x = 3,160,883,717.93/64,312.94
  6. Step 6: Final answer
    x = 49,148.49

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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.