Home / 169,410.36-254,138.95-57,122.68

Finding the Fourth Proportional to 169,410.36, 254,138.95 and 57,122.68

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Solution

The fourth proportional to 169,410.36, 254,138.95 and 57,122.68 is: 85,691.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,410.36 : 254,138.95 = 57,122.68 : x
  2. Step 2: Convert to fraction form
    169,410.36/254,138.95 = 57,122.68/x
  3. Step 3: Cross multiply
    169,410.36x = 254,138.95 × 57,122.68
  4. Step 4: Simplify right side
    169,410.36x = 14,517,097,916.39
  5. Step 5: Solve for x
    x = 14,517,097,916.39/169,410.36
  6. Step 6: Final answer
    x = 85,691.91

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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.