Home / 125,036.91-172,550.92-67,676.22

Finding the Fourth Proportional to 125,036.91, 172,550.92 and 67,676.22

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Solution

The fourth proportional to 125,036.91, 172,550.92 and 67,676.22 is: 93,393.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,036.91 : 172,550.92 = 67,676.22 : x
  2. Step 2: Convert to fraction form
    125,036.91/172,550.92 = 67,676.22/x
  3. Step 3: Cross multiply
    125,036.91x = 172,550.92 × 67,676.22
  4. Step 4: Simplify right side
    125,036.91x = 11,677,594,107.72
  5. Step 5: Solve for x
    x = 11,677,594,107.72/125,036.91
  6. Step 6: Final answer
    x = 93,393.18

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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.