Home / 180,242.42-248,736.16-99,675.41

Finding the Fourth Proportional to 180,242.42, 248,736.16 and 99,675.41

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Solution

The fourth proportional to 180,242.42, 248,736.16 and 99,675.41 is: 137,552.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,242.42 : 248,736.16 = 99,675.41 : x
  2. Step 2: Convert to fraction form
    180,242.42/248,736.16 = 99,675.41/x
  3. Step 3: Cross multiply
    180,242.42x = 248,736.16 × 99,675.41
  4. Step 4: Simplify right side
    180,242.42x = 24,792,878,729.83
  5. Step 5: Solve for x
    x = 24,792,878,729.83/180,242.42
  6. Step 6: Final answer
    x = 137,552.96

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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.