Home / 124,924.72-172,400.52-71,201.06

Finding the Fourth Proportional to 124,924.72, 172,400.52 and 71,201.06

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Solution

The fourth proportional to 124,924.72, 172,400.52 and 71,201.06 is: 98,259.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,924.72 : 172,400.52 = 71,201.06 : x
  2. Step 2: Convert to fraction form
    124,924.72/172,400.52 = 71,201.06/x
  3. Step 3: Cross multiply
    124,924.72x = 172,400.52 × 71,201.06
  4. Step 4: Simplify right side
    124,924.72x = 12,275,099,768.55
  5. Step 5: Solve for x
    x = 12,275,099,768.55/124,924.72
  6. Step 6: Final answer
    x = 98,259.97

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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.