Home / 180,214.20-248,676.57-99,628.71

Finding the Fourth Proportional to 180,214.20, 248,676.57 and 99,628.71

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Solution

The fourth proportional to 180,214.20, 248,676.57 and 99,628.71 is: 137,477.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,214.20 : 248,676.57 = 99,628.71 : x
  2. Step 2: Convert to fraction form
    180,214.20/248,676.57 = 99,628.71/x
  3. Step 3: Cross multiply
    180,214.20x = 248,676.57 × 99,628.71
  4. Step 4: Simplify right side
    180,214.20x = 24,775,325,876.32
  5. Step 5: Solve for x
    x = 24,775,325,876.32/180,214.20
  6. Step 6: Final answer
    x = 137,477.10

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1.5x scale

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.