Home / 47,963.16-66,234.78-45,345.24

Finding the Fourth Proportional to 47,963.16, 66,234.78 and 45,345.24

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Solution

The fourth proportional to 47,963.16, 66,234.78 and 45,345.24 is: 62,619.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,963.16 : 66,234.78 = 45,345.24 : x
  2. Step 2: Convert to fraction form
    47,963.16/66,234.78 = 45,345.24/x
  3. Step 3: Cross multiply
    47,963.16x = 66,234.78 × 45,345.24
  4. Step 4: Simplify right side
    47,963.16x = 3,003,431,995.45
  5. Step 5: Solve for x
    x = 3,003,431,995.45/47,963.16
  6. Step 6: Final answer
    x = 62,619.56

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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.