Home / 110,623.52-165,701.96-75,106.64

Finding the Fourth Proportional to 110,623.52, 165,701.96 and 75,106.64

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Solution

The fourth proportional to 110,623.52, 165,701.96 and 75,106.64 is: 112,501.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,623.52 : 165,701.96 = 75,106.64 : x
  2. Step 2: Convert to fraction form
    110,623.52/165,701.96 = 75,106.64/x
  3. Step 3: Cross multiply
    110,623.52x = 165,701.96 × 75,106.64
  4. Step 4: Simplify right side
    110,623.52x = 12,445,316,816.27
  5. Step 5: Solve for x
    x = 12,445,316,816.27/110,623.52
  6. Step 6: Final answer
    x = 112,501.55

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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.