Home / 180,371.18-248,912.52-99,802.10

Finding the Fourth Proportional to 180,371.18, 248,912.52 and 99,802.10

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Solution

The fourth proportional to 180,371.18, 248,912.52 and 99,802.10 is: 137,727.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,371.18 : 248,912.52 = 99,802.10 : x
  2. Step 2: Convert to fraction form
    180,371.18/248,912.52 = 99,802.10/x
  3. Step 3: Cross multiply
    180,371.18x = 248,912.52 × 99,802.10
  4. Step 4: Simplify right side
    180,371.18x = 24,841,992,212.29
  5. Step 5: Solve for x
    x = 24,841,992,212.29/180,371.18
  6. Step 6: Final answer
    x = 137,727.06

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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.