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Finding the Fourth Proportional to 84,604.60, 116,752.62 and 46,878.04

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Solution

The fourth proportional to 84,604.60, 116,752.62 and 46,878.04 is: 64,690.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,604.60 : 116,752.62 = 46,878.04 : x
  2. Step 2: Convert to fraction form
    84,604.60/116,752.62 = 46,878.04/x
  3. Step 3: Cross multiply
    84,604.60x = 116,752.62 × 46,878.04
  4. Step 4: Simplify right side
    84,604.60x = 5,473,133,990.46
  5. Step 5: Solve for x
    x = 5,473,133,990.46/84,604.60
  6. Step 6: Final answer
    x = 64,690.74

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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.