Home / 122,041.44-168,417.60-68,326.56

Finding the Fourth Proportional to 122,041.44, 168,417.60 and 68,326.56

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Solution

The fourth proportional to 122,041.44, 168,417.60 and 68,326.56 is: 94,290.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,041.44 : 168,417.60 = 68,326.56 : x
  2. Step 2: Convert to fraction form
    122,041.44/168,417.60 = 68,326.56/x
  3. Step 3: Cross multiply
    122,041.44x = 168,417.60 × 68,326.56
  4. Step 4: Simplify right side
    122,041.44x = 11,507,395,251.46
  5. Step 5: Solve for x
    x = 11,507,395,251.46/122,041.44
  6. Step 6: Final answer
    x = 94,290.88

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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.