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Finding the Fourth Proportional to 169,879.48, 254,820.76 and 51,550.82

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Solution

The fourth proportional to 169,879.48, 254,820.76 and 51,550.82 is: 77,326.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,879.48 : 254,820.76 = 51,550.82 : x
  2. Step 2: Convert to fraction form
    169,879.48/254,820.76 = 51,550.82/x
  3. Step 3: Cross multiply
    169,879.48x = 254,820.76 × 51,550.82
  4. Step 4: Simplify right side
    169,879.48x = 13,136,219,639.20
  5. Step 5: Solve for x
    x = 13,136,219,639.20/169,879.48
  6. Step 6: Final answer
    x = 77,326.70

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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.