Home / 169,447.32-254,192.76-51,130.56

Finding the Fourth Proportional to 169,447.32, 254,192.76 and 51,130.56

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Solution

The fourth proportional to 169,447.32, 254,192.76 and 51,130.56 is: 76,702.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,447.32 : 254,192.76 = 51,130.56 : x
  2. Step 2: Convert to fraction form
    169,447.32/254,192.76 = 51,130.56/x
  3. Step 3: Cross multiply
    169,447.32x = 254,192.76 × 51,130.56
  4. Step 4: Simplify right side
    169,447.32x = 12,997,018,166.75
  5. Step 5: Solve for x
    x = 12,997,018,166.75/169,447.32
  6. Step 6: Final answer
    x = 76,702.41

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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.