Home / 55,285.14-76,293.32-30,134.64

Finding the Fourth Proportional to 55,285.14, 76,293.32 and 30,134.64

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Solution

The fourth proportional to 55,285.14, 76,293.32 and 30,134.64 is: 41,585.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,285.14 : 76,293.32 = 30,134.64 : x
  2. Step 2: Convert to fraction form
    55,285.14/76,293.32 = 30,134.64/x
  3. Step 3: Cross multiply
    55,285.14x = 76,293.32 × 30,134.64
  4. Step 4: Simplify right side
    55,285.14x = 2,299,071,581.93
  5. Step 5: Solve for x
    x = 2,299,071,581.93/55,285.14
  6. Step 6: Final answer
    x = 41,585.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.