Home / 119,134.34-164,418.51-68,151.77

Finding the Fourth Proportional to 119,134.34, 164,418.51 and 68,151.77

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Solution

The fourth proportional to 119,134.34, 164,418.51 and 68,151.77 is: 94,056.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,134.34 : 164,418.51 = 68,151.77 : x
  2. Step 2: Convert to fraction form
    119,134.34/164,418.51 = 68,151.77/x
  3. Step 3: Cross multiply
    119,134.34x = 164,418.51 × 68,151.77
  4. Step 4: Simplify right side
    119,134.34x = 11,205,412,477.26
  5. Step 5: Solve for x
    x = 11,205,412,477.26/119,134.34
  6. Step 6: Final answer
    x = 94,056.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.