Home / 180,102.21-248,541.81-98,432.11

Finding the Fourth Proportional to 180,102.21, 248,541.81 and 98,432.11

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Solution

The fourth proportional to 180,102.21, 248,541.81 and 98,432.11 is: 135,836.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,102.21 : 248,541.81 = 98,432.11 : x
  2. Step 2: Convert to fraction form
    180,102.21/248,541.81 = 98,432.11/x
  3. Step 3: Cross multiply
    180,102.21x = 248,541.81 × 98,432.11
  4. Step 4: Simplify right side
    180,102.21x = 24,464,494,723.08
  5. Step 5: Solve for x
    x = 24,464,494,723.08/180,102.21
  6. Step 6: Final answer
    x = 135,836.73

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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.