Home / 169,442.78-254,131.36-57,111.17

Finding the Fourth Proportional to 169,442.78, 254,131.36 and 57,111.17

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Solution

The fourth proportional to 169,442.78, 254,131.36 and 57,111.17 is: 85,655.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,442.78 : 254,131.36 = 57,111.17 : x
  2. Step 2: Convert to fraction form
    169,442.78/254,131.36 = 57,111.17/x
  3. Step 3: Cross multiply
    169,442.78x = 254,131.36 × 57,111.17
  4. Step 4: Simplify right side
    169,442.78x = 14,513,737,889.86
  5. Step 5: Solve for x
    x = 14,513,737,889.86/169,442.78
  6. Step 6: Final answer
    x = 85,655.69

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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.