Home / 84,488.31-116,585.90-50,490.03

Finding the Fourth Proportional to 84,488.31, 116,585.90 and 50,490.03

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Solution

The fourth proportional to 84,488.31, 116,585.90 and 50,490.03 is: 69,671.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,488.31 : 116,585.90 = 50,490.03 : x
  2. Step 2: Convert to fraction form
    84,488.31/116,585.90 = 50,490.03/x
  3. Step 3: Cross multiply
    84,488.31x = 116,585.90 × 50,490.03
  4. Step 4: Simplify right side
    84,488.31x = 5,886,425,588.58
  5. Step 5: Solve for x
    x = 5,886,425,588.58/84,488.31
  6. Step 6: Final answer
    x = 69,671.48

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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.