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Finding the Fourth Proportional to 116,502, 174,790.12 and 41,620.72

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Solution

The fourth proportional to 116,502, 174,790.12 and 41,620.72 is: 62,444.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,502 : 174,790.12 = 41,620.72 : x
  2. Step 2: Convert to fraction form
    116,502/174,790.12 = 41,620.72/x
  3. Step 3: Cross multiply
    116,502x = 174,790.12 × 41,620.72
  4. Step 4: Simplify right side
    116,502x = 7,274,890,643.29
  5. Step 5: Solve for x
    x = 7,274,890,643.29/116,502
  6. Step 6: Final answer
    x = 62,444.34

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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.