Home / 161,682.10-242,523.15-122,316.10

Finding the Fourth Proportional to 161,682.10, 242,523.15 and 122,316.10

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Solution

The fourth proportional to 161,682.10, 242,523.15 and 122,316.10 is: 183,474.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,682.10 : 242,523.15 = 122,316.10 : x
  2. Step 2: Convert to fraction form
    161,682.10/242,523.15 = 122,316.10/x
  3. Step 3: Cross multiply
    161,682.10x = 242,523.15 × 122,316.10
  4. Step 4: Simplify right side
    161,682.10x = 29,664,485,867.72
  5. Step 5: Solve for x
    x = 29,664,485,867.72/161,682.10
  6. Step 6: Final answer
    x = 183,474.15

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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.