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Finding the Fourth Proportional to 59,045.70, 81,477.16 and 33,201.50

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Solution

The fourth proportional to 59,045.70, 81,477.16 and 33,201.50 is: 45,814.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,045.70 : 81,477.16 = 33,201.50 : x
  2. Step 2: Convert to fraction form
    59,045.70/81,477.16 = 33,201.50/x
  3. Step 3: Cross multiply
    59,045.70x = 81,477.16 × 33,201.50
  4. Step 4: Simplify right side
    59,045.70x = 2,705,163,927.74
  5. Step 5: Solve for x
    x = 2,705,163,927.74/59,045.70
  6. Step 6: Final answer
    x = 45,814.75

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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.