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Finding the Fourth Proportional to 48,076.70, 65,992.71 and 42,652.94

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Solution

The fourth proportional to 48,076.70, 65,992.71 and 42,652.94 is: 58,547.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,076.70 : 65,992.71 = 42,652.94 : x
  2. Step 2: Convert to fraction form
    48,076.70/65,992.71 = 42,652.94/x
  3. Step 3: Cross multiply
    48,076.70x = 65,992.71 × 42,652.94
  4. Step 4: Simplify right side
    48,076.70x = 2,814,782,930.05
  5. Step 5: Solve for x
    x = 2,814,782,930.05/48,076.70
  6. Step 6: Final answer
    x = 58,547.76

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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.