Home / 48,176.72-66,461.44-31,186.48

Finding the Fourth Proportional to 48,176.72, 66,461.44 and 31,186.48

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Solution

The fourth proportional to 48,176.72, 66,461.44 and 31,186.48 is: 43,022.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,176.72 : 66,461.44 = 31,186.48 : x
  2. Step 2: Convert to fraction form
    48,176.72/66,461.44 = 31,186.48/x
  3. Step 3: Cross multiply
    48,176.72x = 66,461.44 × 31,186.48
  4. Step 4: Simplify right side
    48,176.72x = 2,072,698,369.33
  5. Step 5: Solve for x
    x = 2,072,698,369.33/48,176.72
  6. Step 6: Final answer
    x = 43,022.82

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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.