Home / 112,090.41-168,326.07-74,889.54

Finding the Fourth Proportional to 112,090.41, 168,326.07 and 74,889.54

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Solution

The fourth proportional to 112,090.41, 168,326.07 and 74,889.54 is: 112,461.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,090.41 : 168,326.07 = 74,889.54 : x
  2. Step 2: Convert to fraction form
    112,090.41/168,326.07 = 74,889.54/x
  3. Step 3: Cross multiply
    112,090.41x = 168,326.07 × 74,889.54
  4. Step 4: Simplify right side
    112,090.41x = 12,605,861,952.31
  5. Step 5: Solve for x
    x = 12,605,861,952.31/112,090.41
  6. Step 6: Final answer
    x = 112,461.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.