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Finding the Fourth Proportional to 186,506.70, 279,755.01 and 46,263.66

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Solution

The fourth proportional to 186,506.70, 279,755.01 and 46,263.66 is: 69,394.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,506.70 : 279,755.01 = 46,263.66 : x
  2. Step 2: Convert to fraction form
    186,506.70/279,755.01 = 46,263.66/x
  3. Step 3: Cross multiply
    186,506.70x = 279,755.01 × 46,263.66
  4. Step 4: Simplify right side
    186,506.70x = 12,942,490,665.94
  5. Step 5: Solve for x
    x = 12,942,490,665.94/186,506.70
  6. Step 6: Final answer
    x = 69,394.24

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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.