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Finding the Fourth Proportional to 84,551.85, 116,681.31 and 46,826.10

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Solution

The fourth proportional to 84,551.85, 116,681.31 and 46,826.10 is: 64,619.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,551.85 : 116,681.31 = 46,826.10 : x
  2. Step 2: Convert to fraction form
    84,551.85/116,681.31 = 46,826.10/x
  3. Step 3: Cross multiply
    84,551.85x = 116,681.31 × 46,826.10
  4. Step 4: Simplify right side
    84,551.85x = 5,463,730,690.19
  5. Step 5: Solve for x
    x = 5,463,730,690.19/84,551.85
  6. Step 6: Final answer
    x = 64,619.88

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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.