Home / 125,440.88-173,109.02-68,852.25

Finding the Fourth Proportional to 125,440.88, 173,109.02 and 68,852.25

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Solution

The fourth proportional to 125,440.88, 173,109.02 and 68,852.25 is: 95,016.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,440.88 : 173,109.02 = 68,852.25 : x
  2. Step 2: Convert to fraction form
    125,440.88/173,109.02 = 68,852.25/x
  3. Step 3: Cross multiply
    125,440.88x = 173,109.02 × 68,852.25
  4. Step 4: Simplify right side
    125,440.88x = 11,918,945,178.03
  5. Step 5: Solve for x
    x = 11,918,945,178.03/125,440.88
  6. Step 6: Final answer
    x = 95,016.44

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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.