Home / 180,240.22-248,726.55-99,665.05

Finding the Fourth Proportional to 180,240.22, 248,726.55 and 99,665.05

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Solution

The fourth proportional to 180,240.22, 248,726.55 and 99,665.05 is: 137,535.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,240.22 : 248,726.55 = 99,665.05 : x
  2. Step 2: Convert to fraction form
    180,240.22/248,726.55 = 99,665.05/x
  3. Step 3: Cross multiply
    180,240.22x = 248,726.55 × 99,665.05
  4. Step 4: Simplify right side
    180,240.22x = 24,789,344,042.08
  5. Step 5: Solve for x
    x = 24,789,344,042.08/180,240.22
  6. Step 6: Final answer
    x = 137,535.03

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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.