Home / 110,148.64-165,229.20-31,256.64

Finding the Fourth Proportional to 110,148.64, 165,229.20 and 31,256.64

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Solution

The fourth proportional to 110,148.64, 165,229.20 and 31,256.64 is: 46,886.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,148.64 : 165,229.20 = 31,256.64 : x
  2. Step 2: Convert to fraction form
    110,148.64/165,229.20 = 31,256.64/x
  3. Step 3: Cross multiply
    110,148.64x = 165,229.20 × 31,256.64
  4. Step 4: Simplify right side
    110,148.64x = 5,164,509,621.89
  5. Step 5: Solve for x
    x = 5,164,509,621.89/110,148.64
  6. Step 6: Final answer
    x = 46,886.73

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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.