Home / 56,400.30-84,600.45-50,276.70

Finding the Fourth Proportional to 56,400.30, 84,600.45 and 50,276.70

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Solution

The fourth proportional to 56,400.30, 84,600.45 and 50,276.70 is: 75,415.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,400.30 : 84,600.45 = 50,276.70 : x
  2. Step 2: Convert to fraction form
    56,400.30/84,600.45 = 50,276.70/x
  3. Step 3: Cross multiply
    56,400.30x = 84,600.45 × 50,276.70
  4. Step 4: Simplify right side
    56,400.30x = 4,253,431,444.52
  5. Step 5: Solve for x
    x = 4,253,431,444.52/56,400.30
  6. Step 6: Final answer
    x = 75,415.05

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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.