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Finding the Fourth Proportional to 63,228.42, 87,256.98 and 34,935.93

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Solution

The fourth proportional to 63,228.42, 87,256.98 and 34,935.93 is: 48,212.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,228.42 : 87,256.98 = 34,935.93 : x
  2. Step 2: Convert to fraction form
    63,228.42/87,256.98 = 34,935.93/x
  3. Step 3: Cross multiply
    63,228.42x = 87,256.98 × 34,935.93
  4. Step 4: Simplify right side
    63,228.42x = 3,048,403,745.29
  5. Step 5: Solve for x
    x = 3,048,403,745.29/63,228.42
  6. Step 6: Final answer
    x = 48,212.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.