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Finding the Fourth Proportional to 46,115.71, 69,124.29 and 32,928.10

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Solution

The fourth proportional to 46,115.71, 69,124.29 and 32,928.10 is: 49,356.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,115.71 : 69,124.29 = 32,928.10 : x
  2. Step 2: Convert to fraction form
    46,115.71/69,124.29 = 32,928.10/x
  3. Step 3: Cross multiply
    46,115.71x = 69,124.29 × 32,928.10
  4. Step 4: Simplify right side
    46,115.71x = 2,276,131,533.55
  5. Step 5: Solve for x
    x = 2,276,131,533.55/46,115.71
  6. Step 6: Final answer
    x = 49,356.97

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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.