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Finding the Fourth Proportional to 73,154.88, 100,916.64 and 46,252.08

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Solution

The fourth proportional to 73,154.88, 100,916.64 and 46,252.08 is: 63,804.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,154.88 : 100,916.64 = 46,252.08 : x
  2. Step 2: Convert to fraction form
    73,154.88/100,916.64 = 46,252.08/x
  3. Step 3: Cross multiply
    73,154.88x = 100,916.64 × 46,252.08
  4. Step 4: Simplify right side
    73,154.88x = 4,667,604,506.61
  5. Step 5: Solve for x
    x = 4,667,604,506.61/73,154.88
  6. Step 6: Final answer
    x = 63,804.42

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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.