Home / 215,851.16-297,796.46-125,157.18

Finding the Fourth Proportional to 215,851.16, 297,796.46 and 125,157.18

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Solution

The fourth proportional to 215,851.16, 297,796.46 and 125,157.18 is: 172,671.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,851.16 : 297,796.46 = 125,157.18 : x
  2. Step 2: Convert to fraction form
    215,851.16/297,796.46 = 125,157.18/x
  3. Step 3: Cross multiply
    215,851.16x = 297,796.46 × 125,157.18
  4. Step 4: Simplify right side
    215,851.16x = 37,271,365,147.58
  5. Step 5: Solve for x
    x = 37,271,365,147.58/215,851.16
  6. Step 6: Final answer
    x = 172,671.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.