Home / 89,486.10-134,254.19-30,326.22

Finding the Fourth Proportional to 89,486.10, 134,254.19 and 30,326.22

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Solution

The fourth proportional to 89,486.10, 134,254.19 and 30,326.22 is: 45,497.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,486.10 : 134,254.19 = 30,326.22 : x
  2. Step 2: Convert to fraction form
    89,486.10/134,254.19 = 30,326.22/x
  3. Step 3: Cross multiply
    89,486.10x = 134,254.19 × 30,326.22
  4. Step 4: Simplify right side
    89,486.10x = 4,071,422,177.68
  5. Step 5: Solve for x
    x = 4,071,422,177.68/89,486.10
  6. Step 6: Final answer
    x = 45,497.82

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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.