Home / 125,635.32-173,377.82-68,274.63

Finding the Fourth Proportional to 125,635.32, 173,377.82 and 68,274.63

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Solution

The fourth proportional to 125,635.32, 173,377.82 and 68,274.63 is: 94,219.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,635.32 : 173,377.82 = 68,274.63 : x
  2. Step 2: Convert to fraction form
    125,635.32/173,377.82 = 68,274.63/x
  3. Step 3: Cross multiply
    125,635.32x = 173,377.82 × 68,274.63
  4. Step 4: Simplify right side
    125,635.32x = 11,837,306,297.35
  5. Step 5: Solve for x
    x = 11,837,306,297.35/125,635.32
  6. Step 6: Final answer
    x = 94,219.57

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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.