Home / 180,251.08-248,744.16-99,680.18

Finding the Fourth Proportional to 180,251.08, 248,744.16 and 99,680.18

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Solution

The fourth proportional to 180,251.08, 248,744.16 and 99,680.18 is: 137,557.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,251.08 : 248,744.16 = 99,680.18 : x
  2. Step 2: Convert to fraction form
    180,251.08/248,744.16 = 99,680.18/x
  3. Step 3: Cross multiply
    180,251.08x = 248,744.16 × 99,680.18
  4. Step 4: Simplify right side
    180,251.08x = 24,794,862,642.75
  5. Step 5: Solve for x
    x = 24,794,862,642.75/180,251.08
  6. Step 6: Final answer
    x = 137,557.36

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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.