Home / 84,147.79-116,123.94-46,422.04

Finding the Fourth Proportional to 84,147.79, 116,123.94 and 46,422.04

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Solution

The fourth proportional to 84,147.79, 116,123.94 and 46,422.04 is: 64,062.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,147.79 : 116,123.94 = 46,422.04 : x
  2. Step 2: Convert to fraction form
    84,147.79/116,123.94 = 46,422.04/x
  3. Step 3: Cross multiply
    84,147.79x = 116,123.94 × 46,422.04
  4. Step 4: Simplify right side
    84,147.79x = 5,390,709,374.91
  5. Step 5: Solve for x
    x = 5,390,709,374.91/84,147.79
  6. Step 6: Final answer
    x = 64,062.40

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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.