Home / 125,665.46-173,418.21-68,304.72

Finding the Fourth Proportional to 125,665.46, 173,418.21 and 68,304.72

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Solution

The fourth proportional to 125,665.46, 173,418.21 and 68,304.72 is: 94,260.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,665.46 : 173,418.21 = 68,304.72 : x
  2. Step 2: Convert to fraction form
    125,665.46/173,418.21 = 68,304.72/x
  3. Step 3: Cross multiply
    125,665.46x = 173,418.21 × 68,304.72
  4. Step 4: Simplify right side
    125,665.46x = 11,845,282,276.95
  5. Step 5: Solve for x
    x = 11,845,282,276.95/125,665.46
  6. Step 6: Final answer
    x = 94,260.45

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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.