Home / 125,678.66-173,435.31-93,556.92

Finding the Fourth Proportional to 125,678.66, 173,435.31 and 93,556.92

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Solution

The fourth proportional to 125,678.66, 173,435.31 and 93,556.92 is: 129,107.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,678.66 : 173,435.31 = 93,556.92 : x
  2. Step 2: Convert to fraction form
    125,678.66/173,435.31 = 93,556.92/x
  3. Step 3: Cross multiply
    125,678.66x = 173,435.31 × 93,556.92
  4. Step 4: Simplify right side
    125,678.66x = 16,226,073,422.85
  5. Step 5: Solve for x
    x = 16,226,073,422.85/125,678.66
  6. Step 6: Final answer
    x = 129,107.63

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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.