Home / 56,470.56-77,336.12-55,732.48

Finding the Fourth Proportional to 56,470.56, 77,336.12 and 55,732.48

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Solution

The fourth proportional to 56,470.56, 77,336.12 and 55,732.48 is: 76,325.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,470.56 : 77,336.12 = 55,732.48 : x
  2. Step 2: Convert to fraction form
    56,470.56/77,336.12 = 55,732.48/x
  3. Step 3: Cross multiply
    56,470.56x = 77,336.12 × 55,732.48
  4. Step 4: Simplify right side
    56,470.56x = 4,310,133,761.18
  5. Step 5: Solve for x
    x = 4,310,133,761.18/56,470.56
  6. Step 6: Final answer
    x = 76,325.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.