Home / 251,205.12-376,820.16-64,218.24

Finding the Fourth Proportional to 251,205.12, 376,820.16 and 64,218.24

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Solution

The fourth proportional to 251,205.12, 376,820.16 and 64,218.24 is: 96,330.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,205.12 : 376,820.16 = 64,218.24 : x
  2. Step 2: Convert to fraction form
    251,205.12/376,820.16 = 64,218.24/x
  3. Step 3: Cross multiply
    251,205.12x = 376,820.16 × 64,218.24
  4. Step 4: Simplify right side
    251,205.12x = 24,198,727,471.72
  5. Step 5: Solve for x
    x = 24,198,727,471.72/251,205.12
  6. Step 6: Final answer
    x = 96,330.55

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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.