Home / 162,878.10-244,317.15-123,512.10

Finding the Fourth Proportional to 162,878.10, 244,317.15 and 123,512.10

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Solution

The fourth proportional to 162,878.10, 244,317.15 and 123,512.10 is: 185,268.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,878.10 : 244,317.15 = 123,512.10 : x
  2. Step 2: Convert to fraction form
    162,878.10/244,317.15 = 123,512.10/x
  3. Step 3: Cross multiply
    162,878.10x = 244,317.15 × 123,512.10
  4. Step 4: Simplify right side
    162,878.10x = 30,176,124,262.52
  5. Step 5: Solve for x
    x = 30,176,124,262.52/162,878.10
  6. Step 6: Final answer
    x = 185,268.15

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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.