Home / 169,520.23-254,272.85-51,187.94

Finding the Fourth Proportional to 169,520.23, 254,272.85 and 51,187.94

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Solution

The fourth proportional to 169,520.23, 254,272.85 and 51,187.94 is: 76,779.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,520.23 : 254,272.85 = 51,187.94 : x
  2. Step 2: Convert to fraction form
    169,520.23/254,272.85 = 51,187.94/x
  3. Step 3: Cross multiply
    169,520.23x = 254,272.85 × 51,187.94
  4. Step 4: Simplify right side
    169,520.23x = 13,015,703,389.43
  5. Step 5: Solve for x
    x = 13,015,703,389.43/169,520.23
  6. Step 6: Final answer
    x = 76,779.65

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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.