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Finding the Fourth Proportional to 59,878.79, 82,631.58 and 33,023.78

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Solution

The fourth proportional to 59,878.79, 82,631.58 and 33,023.78 is: 45,572.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,878.79 : 82,631.58 = 33,023.78 : x
  2. Step 2: Convert to fraction form
    59,878.79/82,631.58 = 33,023.78/x
  3. Step 3: Cross multiply
    59,878.79x = 82,631.58 × 33,023.78
  4. Step 4: Simplify right side
    59,878.79x = 2,728,807,118.97
  5. Step 5: Solve for x
    x = 2,728,807,118.97/59,878.79
  6. Step 6: Final answer
    x = 45,572.18

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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.