Home / 180,232.83-248,708.48-99,645.53

Finding the Fourth Proportional to 180,232.83, 248,708.48 and 99,645.53

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Solution

The fourth proportional to 180,232.83, 248,708.48 and 99,645.53 is: 137,503.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,232.83 : 248,708.48 = 99,645.53 : x
  2. Step 2: Convert to fraction form
    180,232.83/248,708.48 = 99,645.53/x
  3. Step 3: Cross multiply
    180,232.83x = 248,708.48 × 99,645.53
  4. Step 4: Simplify right side
    180,232.83x = 24,782,686,563.32
  5. Step 5: Solve for x
    x = 24,782,686,563.32/180,232.83
  6. Step 6: Final answer
    x = 137,503.73

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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.