Home / 110,304.06-165,407.49-31,400.34

Finding the Fourth Proportional to 110,304.06, 165,407.49 and 31,400.34

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Solution

The fourth proportional to 110,304.06, 165,407.49 and 31,400.34 is: 47,086.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,304.06 : 165,407.49 = 31,400.34 : x
  2. Step 2: Convert to fraction form
    110,304.06/165,407.49 = 31,400.34/x
  3. Step 3: Cross multiply
    110,304.06x = 165,407.49 × 31,400.34
  4. Step 4: Simplify right side
    110,304.06x = 5,193,851,424.55
  5. Step 5: Solve for x
    x = 5,193,851,424.55/110,304.06
  6. Step 6: Final answer
    x = 47,086.68

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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.