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Finding the Fourth Proportional to 84,696.85, 116,880.85 and 46,455.61

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Solution

The fourth proportional to 84,696.85, 116,880.85 and 46,455.61 is: 64,108.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,696.85 : 116,880.85 = 46,455.61 : x
  2. Step 2: Convert to fraction form
    84,696.85/116,880.85 = 46,455.61/x
  3. Step 3: Cross multiply
    84,696.85x = 116,880.85 × 46,455.61
  4. Step 4: Simplify right side
    84,696.85x = 5,429,771,184.07
  5. Step 5: Solve for x
    x = 5,429,771,184.07/84,696.85
  6. Step 6: Final answer
    x = 64,108.30

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1.5x scale

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.