Home / 215,749.22-297,698.36-125,068.04

Finding the Fourth Proportional to 215,749.22, 297,698.36 and 125,068.04

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Solution

The fourth proportional to 215,749.22, 297,698.36 and 125,068.04 is: 172,573.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,749.22 : 297,698.36 = 125,068.04 : x
  2. Step 2: Convert to fraction form
    215,749.22/297,698.36 = 125,068.04/x
  3. Step 3: Cross multiply
    215,749.22x = 297,698.36 × 125,068.04
  4. Step 4: Simplify right side
    215,749.22x = 37,232,548,282.58
  5. Step 5: Solve for x
    x = 37,232,548,282.58/215,749.22
  6. Step 6: Final answer
    x = 172,573.27

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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.