Home / 215,792.27-297,794.61-125,202.17

Finding the Fourth Proportional to 215,792.27, 297,794.61 and 125,202.17

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Solution

The fourth proportional to 215,792.27, 297,794.61 and 125,202.17 is: 172,779.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,792.27 : 297,794.61 = 125,202.17 : x
  2. Step 2: Convert to fraction form
    215,792.27/297,794.61 = 125,202.17/x
  3. Step 3: Cross multiply
    215,792.27x = 297,794.61 × 125,202.17
  4. Step 4: Simplify right side
    215,792.27x = 37,284,532,130.79
  5. Step 5: Solve for x
    x = 37,284,532,130.79/215,792.27
  6. Step 6: Final answer
    x = 172,779.74

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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.