Home / 56,628.96-84,719.88-49,980.48

Finding the Fourth Proportional to 56,628.96, 84,719.88 and 49,980.48

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Solution

The fourth proportional to 56,628.96, 84,719.88 and 49,980.48 is: 74,773.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,628.96 : 84,719.88 = 49,980.48 : x
  2. Step 2: Convert to fraction form
    56,628.96/84,719.88 = 49,980.48/x
  3. Step 3: Cross multiply
    56,628.96x = 84,719.88 × 49,980.48
  4. Step 4: Simplify right side
    56,628.96x = 4,234,340,267.94
  5. Step 5: Solve for x
    x = 4,234,340,267.94/56,628.96
  6. Step 6: Final answer
    x = 74,773.41

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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.