Home / 110,192.40-165,311.80-57,587.76

Finding the Fourth Proportional to 110,192.40, 165,311.80 and 57,587.76

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Solution

The fourth proportional to 110,192.40, 165,311.80 and 57,587.76 is: 86,393.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,192.40 : 165,311.80 = 57,587.76 : x
  2. Step 2: Convert to fraction form
    110,192.40/165,311.80 = 57,587.76/x
  3. Step 3: Cross multiply
    110,192.40x = 165,311.80 × 57,587.76
  4. Step 4: Simplify right side
    110,192.40x = 9,519,936,263.57
  5. Step 5: Solve for x
    x = 9,519,936,263.57/110,192.40
  6. Step 6: Final answer
    x = 86,393.76

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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.