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Finding the Fourth Proportional to 84,377.63, 116,443.56 and 46,654.31

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Solution

The fourth proportional to 84,377.63, 116,443.56 and 46,654.31 is: 64,384.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,377.63 : 116,443.56 = 46,654.31 : x
  2. Step 2: Convert to fraction form
    84,377.63/116,443.56 = 46,654.31/x
  3. Step 3: Cross multiply
    84,377.63x = 116,443.56 × 46,654.31
  4. Step 4: Simplify right side
    84,377.63x = 5,432,593,363.53
  5. Step 5: Solve for x
    x = 5,432,593,363.53/84,377.63
  6. Step 6: Final answer
    x = 64,384.29

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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.