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Finding the Fourth Proportional to 82,850.58, 114,333.78 and 45,124.83

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Solution

The fourth proportional to 82,850.58, 114,333.78 and 45,124.83 is: 62,272.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,850.58 : 114,333.78 = 45,124.83 : x
  2. Step 2: Convert to fraction form
    82,850.58/114,333.78 = 45,124.83/x
  3. Step 3: Cross multiply
    82,850.58x = 114,333.78 × 45,124.83
  4. Step 4: Simplify right side
    82,850.58x = 5,159,292,385.76
  5. Step 5: Solve for x
    x = 5,159,292,385.76/82,850.58
  6. Step 6: Final answer
    x = 62,272.25

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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.