Home / 180,334.09-248,868.38-99,760.23

Finding the Fourth Proportional to 180,334.09, 248,868.38 and 99,760.23

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Solution

The fourth proportional to 180,334.09, 248,868.38 and 99,760.23 is: 137,673.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,334.09 : 248,868.38 = 99,760.23 : x
  2. Step 2: Convert to fraction form
    180,334.09/248,868.38 = 99,760.23/x
  3. Step 3: Cross multiply
    180,334.09x = 248,868.38 × 99,760.23
  4. Step 4: Simplify right side
    180,334.09x = 24,827,166,828.53
  5. Step 5: Solve for x
    x = 24,827,166,828.53/180,334.09
  6. Step 6: Final answer
    x = 137,673.18

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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.