Home / 169,200.13-253,790.85-56,868.75

Finding the Fourth Proportional to 169,200.13, 253,790.85 and 56,868.75

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Solution

The fourth proportional to 169,200.13, 253,790.85 and 56,868.75 is: 85,299.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,200.13 : 253,790.85 = 56,868.75 : x
  2. Step 2: Convert to fraction form
    169,200.13/253,790.85 = 56,868.75/x
  3. Step 3: Cross multiply
    169,200.13x = 253,790.85 × 56,868.75
  4. Step 4: Simplify right side
    169,200.13x = 14,432,768,400.94
  5. Step 5: Solve for x
    x = 14,432,768,400.94/169,200.13
  6. Step 6: Final answer
    x = 85,299.98

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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.