Home / 56,411.60-84,617.40-49,499.60

Finding the Fourth Proportional to 56,411.60, 84,617.40 and 49,499.60

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Solution

The fourth proportional to 56,411.60, 84,617.40 and 49,499.60 is: 74,249.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,411.60 : 84,617.40 = 49,499.60 : x
  2. Step 2: Convert to fraction form
    56,411.60/84,617.40 = 49,499.60/x
  3. Step 3: Cross multiply
    56,411.60x = 84,617.40 × 49,499.60
  4. Step 4: Simplify right side
    56,411.60x = 4,188,527,453.04
  5. Step 5: Solve for x
    x = 4,188,527,453.04/56,411.60
  6. Step 6: Final answer
    x = 74,249.40

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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.