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Finding the Fourth Proportional to 110,507.88, 165,810.83 and 57,904.86

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Solution

The fourth proportional to 110,507.88, 165,810.83 and 57,904.86 is: 86,882.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,507.88 : 165,810.83 = 57,904.86 : x
  2. Step 2: Convert to fraction form
    110,507.88/165,810.83 = 57,904.86/x
  3. Step 3: Cross multiply
    110,507.88x = 165,810.83 × 57,904.86
  4. Step 4: Simplify right side
    110,507.88x = 9,601,252,608.11
  5. Step 5: Solve for x
    x = 9,601,252,608.11/110,507.88
  6. Step 6: Final answer
    x = 86,882.97

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1.5x scale

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.