Home / 119,177.42-164,424.50-68,153.80

Finding the Fourth Proportional to 119,177.42, 164,424.50 and 68,153.80

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Solution

The fourth proportional to 119,177.42, 164,424.50 and 68,153.80 is: 94,029.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,177.42 : 164,424.50 = 68,153.80 : x
  2. Step 2: Convert to fraction form
    119,177.42/164,424.50 = 68,153.80/x
  3. Step 3: Cross multiply
    119,177.42x = 164,424.50 × 68,153.80
  4. Step 4: Simplify right side
    119,177.42x = 11,206,154,488.10
  5. Step 5: Solve for x
    x = 11,206,154,488.10/119,177.42
  6. Step 6: Final answer
    x = 94,029.18

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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.