Home / 180,204.12-248,659.98-99,620.76

Finding the Fourth Proportional to 180,204.12, 248,659.98 and 99,620.76

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Solution

The fourth proportional to 180,204.12, 248,659.98 and 99,620.76 is: 137,464.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,204.12 : 248,659.98 = 99,620.76 : x
  2. Step 2: Convert to fraction form
    180,204.12/248,659.98 = 99,620.76/x
  3. Step 3: Cross multiply
    180,204.12x = 248,659.98 × 99,620.76
  4. Step 4: Simplify right side
    180,204.12x = 24,771,696,189.18
  5. Step 5: Solve for x
    x = 24,771,696,189.18/180,204.12
  6. Step 6: Final answer
    x = 137,464.65

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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.