Home / 240,525.64-360,443.40-135,122.86

Finding the Fourth Proportional to 240,525.64, 360,443.40 and 135,122.86

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Solution

The fourth proportional to 240,525.64, 360,443.40 and 135,122.86 is: 202,490.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,525.64 : 360,443.40 = 135,122.86 : x
  2. Step 2: Convert to fraction form
    240,525.64/360,443.40 = 135,122.86/x
  3. Step 3: Cross multiply
    240,525.64x = 360,443.40 × 135,122.86
  4. Step 4: Simplify right side
    240,525.64x = 48,704,143,076.12
  5. Step 5: Solve for x
    x = 48,704,143,076.12/240,525.64
  6. Step 6: Final answer
    x = 202,490.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.