Home / 110,536.40-165,830.04-31,651.28

Finding the Fourth Proportional to 110,536.40, 165,830.04 and 31,651.28

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Solution

The fourth proportional to 110,536.40, 165,830.04 and 31,651.28 is: 47,484.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,536.40 : 165,830.04 = 31,651.28 : x
  2. Step 2: Convert to fraction form
    110,536.40/165,830.04 = 31,651.28/x
  3. Step 3: Cross multiply
    110,536.40x = 165,830.04 × 31,651.28
  4. Step 4: Simplify right side
    110,536.40x = 5,248,733,028.45
  5. Step 5: Solve for x
    x = 5,248,733,028.45/110,536.40
  6. Step 6: Final answer
    x = 47,484.20

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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.