Home / 180,311.83-248,827.25-99,739.28

Finding the Fourth Proportional to 180,311.83, 248,827.25 and 99,739.28

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Solution

The fourth proportional to 180,311.83, 248,827.25 and 99,739.28 is: 137,638.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,311.83 : 248,827.25 = 99,739.28 : x
  2. Step 2: Convert to fraction form
    180,311.83/248,827.25 = 99,739.28/x
  3. Step 3: Cross multiply
    180,311.83x = 248,827.25 × 99,739.28
  4. Step 4: Simplify right side
    180,311.83x = 24,817,850,882.75
  5. Step 5: Solve for x
    x = 24,817,850,882.75/180,311.83
  6. Step 6: Final answer
    x = 137,638.51

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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.