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Finding the Fourth Proportional to 84,062, 116,005.56 and 46,337.06

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Solution

The fourth proportional to 84,062, 116,005.56 and 46,337.06 is: 63,945.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,062 : 116,005.56 = 46,337.06 : x
  2. Step 2: Convert to fraction form
    84,062/116,005.56 = 46,337.06/x
  3. Step 3: Cross multiply
    84,062x = 116,005.56 × 46,337.06
  4. Step 4: Simplify right side
    84,062x = 5,375,356,594.05
  5. Step 5: Solve for x
    x = 5,375,356,594.05/84,062
  6. Step 6: Final answer
    x = 63,945.14

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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.