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Finding the Fourth Proportional to 84,472.64, 116,575.90 and 46,746.90

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Solution

The fourth proportional to 84,472.64, 116,575.90 and 46,746.90 is: 64,512.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,472.64 : 116,575.90 = 46,746.90 : x
  2. Step 2: Convert to fraction form
    84,472.64/116,575.90 = 46,746.90/x
  3. Step 3: Cross multiply
    84,472.64x = 116,575.90 × 46,746.90
  4. Step 4: Simplify right side
    84,472.64x = 5,449,561,939.71
  5. Step 5: Solve for x
    x = 5,449,561,939.71/84,472.64
  6. Step 6: Final answer
    x = 64,512.75

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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.