Home / 215,341.20-297,180.58-124,701.12

Finding the Fourth Proportional to 215,341.20, 297,180.58 and 124,701.12

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Solution

The fourth proportional to 215,341.20, 297,180.58 and 124,701.12 is: 172,093.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,341.20 : 297,180.58 = 124,701.12 : x
  2. Step 2: Convert to fraction form
    215,341.20/297,180.58 = 124,701.12/x
  3. Step 3: Cross multiply
    215,341.20x = 297,180.58 × 124,701.12
  4. Step 4: Simplify right side
    215,341.20x = 37,058,751,168.25
  5. Step 5: Solve for x
    x = 37,058,751,168.25/215,341.20
  6. Step 6: Final answer
    x = 172,093.18

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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.