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Finding the Fourth Proportional to 84,516, 116,632.08 and 46,792.68

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Solution

The fourth proportional to 84,516, 116,632.08 and 46,792.68 is: 64,573.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,516 : 116,632.08 = 46,792.68 : x
  2. Step 2: Convert to fraction form
    84,516/116,632.08 = 46,792.68/x
  3. Step 3: Cross multiply
    84,516x = 116,632.08 × 46,792.68
  4. Step 4: Simplify right side
    84,516x = 5,457,527,597.17
  5. Step 5: Solve for x
    x = 5,457,527,597.17/84,516
  6. Step 6: Final answer
    x = 64,573.90

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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.