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Finding the Fourth Proportional to 84,486.89, 116,595.59 and 46,761.13

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Solution

The fourth proportional to 84,486.89, 116,595.59 and 46,761.13 is: 64,532.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,486.89 : 116,595.59 = 46,761.13 : x
  2. Step 2: Convert to fraction form
    84,486.89/116,595.59 = 46,761.13/x
  3. Step 3: Cross multiply
    84,486.89x = 116,595.59 × 46,761.13
  4. Step 4: Simplify right side
    84,486.89x = 5,452,141,541.42
  5. Step 5: Solve for x
    x = 5,452,141,541.42/84,486.89
  6. Step 6: Final answer
    x = 64,532.40

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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.