Home / 57,123.22-85,699.61-33,450.77

Finding the Fourth Proportional to 57,123.22, 85,699.61 and 33,450.77

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Solution

The fourth proportional to 57,123.22, 85,699.61 and 33,450.77 is: 50,184.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,123.22 : 85,699.61 = 33,450.77 : x
  2. Step 2: Convert to fraction form
    57,123.22/85,699.61 = 33,450.77/x
  3. Step 3: Cross multiply
    57,123.22x = 85,699.61 × 33,450.77
  4. Step 4: Simplify right side
    57,123.22x = 2,866,717,347.45
  5. Step 5: Solve for x
    x = 2,866,717,347.45/57,123.22
  6. Step 6: Final answer
    x = 50,184.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.