Home / 56,433.54-77,700.96-47,917.74

Finding the Fourth Proportional to 56,433.54, 77,700.96 and 47,917.74

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Solution

The fourth proportional to 56,433.54, 77,700.96 and 47,917.74 is: 65,975.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,433.54 : 77,700.96 = 47,917.74 : x
  2. Step 2: Convert to fraction form
    56,433.54/77,700.96 = 47,917.74/x
  3. Step 3: Cross multiply
    56,433.54x = 77,700.96 × 47,917.74
  4. Step 4: Simplify right side
    56,433.54x = 3,723,254,399.03
  5. Step 5: Solve for x
    x = 3,723,254,399.03/56,433.54
  6. Step 6: Final answer
    x = 65,975.91

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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.