Home / 56,145.60-84,218.40-49,233.60

Finding the Fourth Proportional to 56,145.60, 84,218.40 and 49,233.60

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Solution

The fourth proportional to 56,145.60, 84,218.40 and 49,233.60 is: 73,850.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,145.60 : 84,218.40 = 49,233.60 : x
  2. Step 2: Convert to fraction form
    56,145.60/84,218.40 = 49,233.60/x
  3. Step 3: Cross multiply
    56,145.60x = 84,218.40 × 49,233.60
  4. Step 4: Simplify right side
    56,145.60x = 4,146,375,018.24
  5. Step 5: Solve for x
    x = 4,146,375,018.24/56,145.60
  6. Step 6: Final answer
    x = 73,850.40

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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.