Home / 215,671.48-297,627.83-125,081.16

Finding the Fourth Proportional to 215,671.48, 297,627.83 and 125,081.16

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Solution

The fourth proportional to 215,671.48, 297,627.83 and 125,081.16 is: 172,612.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,671.48 : 297,627.83 = 125,081.16 : x
  2. Step 2: Convert to fraction form
    215,671.48/297,627.83 = 125,081.16/x
  3. Step 3: Cross multiply
    215,671.48x = 297,627.83 × 125,081.16
  4. Step 4: Simplify right side
    215,671.48x = 37,227,632,111.14
  5. Step 5: Solve for x
    x = 37,227,632,111.14/215,671.48
  6. Step 6: Final answer
    x = 172,612.68

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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.