Home / 113,815.64-170,810.58-51,529.88

Finding the Fourth Proportional to 113,815.64, 170,810.58 and 51,529.88

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Solution

The fourth proportional to 113,815.64, 170,810.58 and 51,529.88 is: 77,334.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,815.64 : 170,810.58 = 51,529.88 : x
  2. Step 2: Convert to fraction form
    113,815.64/170,810.58 = 51,529.88/x
  3. Step 3: Cross multiply
    113,815.64x = 170,810.58 × 51,529.88
  4. Step 4: Simplify right side
    113,815.64x = 8,801,848,690.13
  5. Step 5: Solve for x
    x = 8,801,848,690.13/113,815.64
  6. Step 6: Final answer
    x = 77,334.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.