Home / 180,217.24-248,695.38-99,642.69

Finding the Fourth Proportional to 180,217.24, 248,695.38 and 99,642.69

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Solution

The fourth proportional to 180,217.24, 248,695.38 and 99,642.69 is: 137,504.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,217.24 : 248,695.38 = 99,642.69 : x
  2. Step 2: Convert to fraction form
    180,217.24/248,695.38 = 99,642.69/x
  3. Step 3: Cross multiply
    180,217.24x = 248,695.38 × 99,642.69
  4. Step 4: Simplify right side
    180,217.24x = 24,780,676,653.77
  5. Step 5: Solve for x
    x = 24,780,676,653.77/180,217.24
  6. Step 6: Final answer
    x = 137,504.48

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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.