Home / 122,025.52-168,387.30-68,310.07

Finding the Fourth Proportional to 122,025.52, 168,387.30 and 68,310.07

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Solution

The fourth proportional to 122,025.52, 168,387.30 and 68,310.07 is: 94,263.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,025.52 : 168,387.30 = 68,310.07 : x
  2. Step 2: Convert to fraction form
    122,025.52/168,387.30 = 68,310.07/x
  3. Step 3: Cross multiply
    122,025.52x = 168,387.30 × 68,310.07
  4. Step 4: Simplify right side
    122,025.52x = 11,502,548,250.11
  5. Step 5: Solve for x
    x = 11,502,548,250.11/122,025.52
  6. Step 6: Final answer
    x = 94,263.46

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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.