Home / 180,219.74-248,684.20-99,634.25

Finding the Fourth Proportional to 180,219.74, 248,684.20 and 99,634.25

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Solution

The fourth proportional to 180,219.74, 248,684.20 and 99,634.25 is: 137,484.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,219.74 : 248,684.20 = 99,634.25 : x
  2. Step 2: Convert to fraction form
    180,219.74/248,684.20 = 99,634.25/x
  3. Step 3: Cross multiply
    180,219.74x = 248,684.20 × 99,634.25
  4. Step 4: Simplify right side
    180,219.74x = 24,777,464,126.47
  5. Step 5: Solve for x
    x = 24,777,464,126.47/180,219.74
  6. Step 6: Final answer
    x = 137,484.74

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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.